Finding the Third Proportional to 158,600.53 and 343,495.69

Step by Step Solution

1. Step 1: Write the proportion equation
   158,600.53 : 343,495.69 = 343,495.69 : x
2. Step 2: Convert to fraction form
   158,600.53/343,495.69 = 343,495.69/x
3. Step 3: Cross multiply
   158,600.53x = 343,495.69 × 343,495.69
4. Step 4: Simplify right side
   158,600.53x = 117,989,287,331.10
5. Step 5: Solve for x
   x = 117,989,287,331.10/158,600.53
6. Step 6: Final answer
   x = 743,940.05