Finding the Third Proportional to 160,829.50 and 343,746

Step by Step Solution

1. Step 1: Write the proportion equation
   160,829.50 : 343,746 = 343,746 : x
2. Step 2: Convert to fraction form
   160,829.50/343,746 = 343,746/x
3. Step 3: Cross multiply
   160,829.50x = 343,746 × 343,746
4. Step 4: Simplify right side
   160,829.50x = 118,161,312,516
5. Step 5: Solve for x
   x = 118,161,312,516/160,829.50
6. Step 6: Final answer
   x = 734,699.25