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Finding the Fourth Proportional to 52,655.77, 72,664.95 and 28,782.54

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Solution

The fourth proportional to 52,655.77, 72,664.95 and 28,782.54 is: 39,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,655.77 : 72,664.95 = 28,782.54 : x
  2. Step 2: Convert to fraction form
    52,655.77/72,664.95 = 28,782.54/x
  3. Step 3: Cross multiply
    52,655.77x = 72,664.95 × 28,782.54
  4. Step 4: Simplify right side
    52,655.77x = 2,091,481,937.91
  5. Step 5: Solve for x
    x = 2,091,481,937.91/52,655.77
  6. Step 6: Final answer
    x = 39,719.90

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