Finding the Third Proportional to 161,147.50 and 341,504.50

Step by Step Solution

1. Step 1: Write the proportion equation
   161,147.50 : 341,504.50 = 341,504.50 : x
2. Step 2: Convert to fraction form
   161,147.50/341,504.50 = 341,504.50/x
3. Step 3: Cross multiply
   161,147.50x = 341,504.50 × 341,504.50
4. Step 4: Simplify right side
   161,147.50x = 116,625,323,520.25
5. Step 5: Solve for x
   x = 116,625,323,520.25/161,147.50
6. Step 6: Final answer
   x = 723,717.86