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Finding the Fourth Proportional to 978,822.62, 1,468,058.94 and 622,779.02

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Solution

The fourth proportional to 978,822.62, 1,468,058.94 and 622,779.02 is: 934,057.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,822.62 : 1,468,058.94 = 622,779.02 : x
  2. Step 2: Convert to fraction form
    978,822.62/1,468,058.94 = 622,779.02/x
  3. Step 3: Cross multiply
    978,822.62x = 1,468,058.94 × 622,779.02
  4. Step 4: Simplify right side
    978,822.62x = 914,276,300,615.14
  5. Step 5: Solve for x
    x = 914,276,300,615.14/978,822.62
  6. Step 6: Final answer
    x = 934,057.19

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