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Finding the Fourth Proportional to 7,105.92, 10,659.31 and 2,946.24

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Solution

The fourth proportional to 7,105.92, 10,659.31 and 2,946.24 is: 4,419.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105.92 : 10,659.31 = 2,946.24 : x
  2. Step 2: Convert to fraction form
    7,105.92/10,659.31 = 2,946.24/x
  3. Step 3: Cross multiply
    7,105.92x = 10,659.31 × 2,946.24
  4. Step 4: Simplify right side
    7,105.92x = 31,404,817.47
  5. Step 5: Solve for x
    x = 31,404,817.47/7,105.92
  6. Step 6: Final answer
    x = 4,419.53

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