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Finding the Third Proportional to 194,316.75 and 421,824.56

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Solution

The third proportional to 194,316.75 and 421,824.56 is: 915,700.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,316.75 : 421,824.56 = 421,824.56 : x
  2. Step 2: Convert to fraction form
    194,316.75/421,824.56 = 421,824.56/x
  3. Step 3: Cross multiply
    194,316.75x = 421,824.56 × 421,824.56
  4. Step 4: Simplify right side
    194,316.75x = 177,935,961,528.32
  5. Step 5: Solve for x
    x = 177,935,961,528.32/194,316.75
  6. Step 6: Final answer
    x = 915,700.58

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