Finding the Third Proportional to 57,652.70 and 90,432.07

Step by Step Solution

1. Step 1: Write the proportion equation
   57,652.70 : 90,432.07 = 90,432.07 : x
2. Step 2: Convert to fraction form
   57,652.70/90,432.07 = 90,432.07/x
3. Step 3: Cross multiply
   57,652.70x = 90,432.07 × 90,432.07
4. Step 4: Simplify right side
   57,652.70x = 8,177,959,341.00
5. Step 5: Solve for x
   x = 8,177,959,341.00/57,652.70
6. Step 6: Final answer
   x = 141,848.68