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Finding the Fourth Proportional to 78,654.56, 108,543.44 and 46,824.56

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Solution

The fourth proportional to 78,654.56, 108,543.44 and 46,824.56 is: 64,617.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,654.56 : 108,543.44 = 46,824.56 : x
  2. Step 2: Convert to fraction form
    78,654.56/108,543.44 = 46,824.56/x
  3. Step 3: Cross multiply
    78,654.56x = 108,543.44 × 46,824.56
  4. Step 4: Simplify right side
    78,654.56x = 5,082,498,818.89
  5. Step 5: Solve for x
    x = 5,082,498,818.89/78,654.56
  6. Step 6: Final answer
    x = 64,617.98

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