Finding the Third Proportional to 90,612 and 149,755.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,612 : 149,755.50 = 149,755.50 : x
2. Step 2: Convert to fraction form
   90,612/149,755.50 = 149,755.50/x
3. Step 3: Cross multiply
   90,612x = 149,755.50 × 149,755.50
4. Step 4: Simplify right side
   90,612x = 22,426,709,780.25
5. Step 5: Solve for x
   x = 22,426,709,780.25/90,612
6. Step 6: Final answer
   x = 247,502.65