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Finding the Fourth Proportional to 4,720.02, 7,077.47 and 3,053.92

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Solution

The fourth proportional to 4,720.02, 7,077.47 and 3,053.92 is: 4,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.02 : 7,077.47 = 3,053.92 : x
  2. Step 2: Convert to fraction form
    4,720.02/7,077.47 = 3,053.92/x
  3. Step 3: Cross multiply
    4,720.02x = 7,077.47 × 3,053.92
  4. Step 4: Simplify right side
    4,720.02x = 21,614,027.18
  5. Step 5: Solve for x
    x = 21,614,027.18/4,720.02
  6. Step 6: Final answer
    x = 4,579.22

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