Finding the Third Proportional to 62,491 and 89,062

Step by Step Solution

1. Step 1: Write the proportion equation
   62,491 : 89,062 = 89,062 : x
2. Step 2: Convert to fraction form
   62,491/89,062 = 89,062/x
3. Step 3: Cross multiply
   62,491x = 89,062 × 89,062
4. Step 4: Simplify right side
   62,491x = 7,932,039,844
5. Step 5: Solve for x
   x = 7,932,039,844/62,491
6. Step 6: Final answer
   x = 126,930.92