Finding the Third Proportional to 62,469.56 and 89,031.66

Step by Step Solution

1. Step 1: Write the proportion equation
   62,469.56 : 89,031.66 = 89,031.66 : x
2. Step 2: Convert to fraction form
   62,469.56/89,031.66 = 89,031.66/x
3. Step 3: Cross multiply
   62,469.56x = 89,031.66 × 89,031.66
4. Step 4: Simplify right side
   62,469.56x = 7,926,635,814.62
5. Step 5: Solve for x
   x = 7,926,635,814.62/62,469.56
6. Step 6: Final answer
   x = 126,887.97