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Finding the Fourth Proportional to 378,665.64, 567,998.28 and 112,426.02

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Solution

The fourth proportional to 378,665.64, 567,998.28 and 112,426.02 is: 168,638.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,665.64 : 567,998.28 = 112,426.02 : x
  2. Step 2: Convert to fraction form
    378,665.64/567,998.28 = 112,426.02/x
  3. Step 3: Cross multiply
    378,665.64x = 567,998.28 × 112,426.02
  4. Step 4: Simplify right side
    378,665.64x = 63,857,785,987.25
  5. Step 5: Solve for x
    x = 63,857,785,987.25/378,665.64
  6. Step 6: Final answer
    x = 168,638.98

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