Finding the Third Proportional to 131,325 and 256,084.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,325 : 256,084.50 = 256,084.50 : x
2. Step 2: Convert to fraction form
   131,325/256,084.50 = 256,084.50/x
3. Step 3: Cross multiply
   131,325x = 256,084.50 × 256,084.50
4. Step 4: Simplify right side
   131,325x = 65,579,271,140.25
5. Step 5: Solve for x
   x = 65,579,271,140.25/131,325
6. Step 6: Final answer
   x = 499,366.24