Finding the Third Proportional to 131,937 and 311,143.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,937 : 311,143.50 = 311,143.50 : x
2. Step 2: Convert to fraction form
   131,937/311,143.50 = 311,143.50/x
3. Step 3: Cross multiply
   131,937x = 311,143.50 × 311,143.50
4. Step 4: Simplify right side
   131,937x = 96,810,277,592.25
5. Step 5: Solve for x
   x = 96,810,277,592.25/131,937
6. Step 6: Final answer
   x = 733,761.40