Finding the Third Proportional to 131,956 and 311,192.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,956 : 311,192.50 = 311,192.50 : x
2. Step 2: Convert to fraction form
   131,956/311,192.50 = 311,192.50/x
3. Step 3: Cross multiply
   131,956x = 311,192.50 × 311,192.50
4. Step 4: Simplify right side
   131,956x = 96,840,772,056.25
5. Step 5: Solve for x
   x = 96,840,772,056.25/131,956
6. Step 6: Final answer
   x = 733,886.84