Finding the Third Proportional to 156,711 and 235,414.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,711 : 235,414.50 = 235,414.50 : x
2. Step 2: Convert to fraction form
   156,711/235,414.50 = 235,414.50/x
3. Step 3: Cross multiply
   156,711x = 235,414.50 × 235,414.50
4. Step 4: Simplify right side
   156,711x = 55,419,986,810.25
5. Step 5: Solve for x
   x = 55,419,986,810.25/156,711
6. Step 6: Final answer
   x = 353,644.52