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Finding the Fourth Proportional to 207,955.49, 311,988.50 and 65,803.29

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Solution

The fourth proportional to 207,955.49, 311,988.50 and 65,803.29 is: 98,722.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,955.49 : 311,988.50 = 65,803.29 : x
  2. Step 2: Convert to fraction form
    207,955.49/311,988.50 = 65,803.29/x
  3. Step 3: Cross multiply
    207,955.49x = 311,988.50 × 65,803.29
  4. Step 4: Simplify right side
    207,955.49x = 20,529,869,742.17
  5. Step 5: Solve for x
    x = 20,529,869,742.17/207,955.49
  6. Step 6: Final answer
    x = 98,722.42

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