Finding the Third Proportional to 156,372.50 and 341,423.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,372.50 : 341,423.50 = 341,423.50 : x
2. Step 2: Convert to fraction form
   156,372.50/341,423.50 = 341,423.50/x
3. Step 3: Cross multiply
   156,372.50x = 341,423.50 × 341,423.50
4. Step 4: Simplify right side
   156,372.50x = 116,570,006,352.25
5. Step 5: Solve for x
   x = 116,570,006,352.25/156,372.50
6. Step 6: Final answer
   x = 745,463.60