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Finding the Fourth Proportional to 57,865.60, 86,798.40 and 50,723.20

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Solution

The fourth proportional to 57,865.60, 86,798.40 and 50,723.20 is: 76,084.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,865.60 : 86,798.40 = 50,723.20 : x
  2. Step 2: Convert to fraction form
    57,865.60/86,798.40 = 50,723.20/x
  3. Step 3: Cross multiply
    57,865.60x = 86,798.40 × 50,723.20
  4. Step 4: Simplify right side
    57,865.60x = 4,402,692,602.88
  5. Step 5: Solve for x
    x = 4,402,692,602.88/57,865.60
  6. Step 6: Final answer
    x = 76,084.80

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