Finding the Third Proportional to 156,736 and 337,039

Step by Step Solution

1. Step 1: Write the proportion equation
   156,736 : 337,039 = 337,039 : x
2. Step 2: Convert to fraction form
   156,736/337,039 = 337,039/x
3. Step 3: Cross multiply
   156,736x = 337,039 × 337,039
4. Step 4: Simplify right side
   156,736x = 113,595,287,521
5. Step 5: Solve for x
   x = 113,595,287,521/156,736
6. Step 6: Final answer
   x = 724,755.56