Finding the Third Proportional to 337,685 and 534,715.50

Step by Step Solution

1. Step 1: Write the proportion equation
   337,685 : 534,715.50 = 534,715.50 : x
2. Step 2: Convert to fraction form
   337,685/534,715.50 = 534,715.50/x
3. Step 3: Cross multiply
   337,685x = 534,715.50 × 534,715.50
4. Step 4: Simplify right side
   337,685x = 285,920,665,940.25
5. Step 5: Solve for x
   x = 285,920,665,940.25/337,685
6. Step 6: Final answer
   x = 846,708.22