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Finding the Fourth Proportional to 52,657.92, 72,666.24 and 28,784.52

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Solution

The fourth proportional to 52,657.92, 72,666.24 and 28,784.52 is: 39,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657.92 : 72,666.24 = 28,784.52 : x
  2. Step 2: Convert to fraction form
    52,657.92/72,666.24 = 28,784.52/x
  3. Step 3: Cross multiply
    52,657.92x = 72,666.24 × 28,784.52
  4. Step 4: Simplify right side
    52,657.92x = 2,091,662,838.60
  5. Step 5: Solve for x
    x = 2,091,662,838.60/52,657.92
  6. Step 6: Final answer
    x = 39,721.71

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