Finding the Third Proportional to 156,792 and 338,360

Step by Step Solution

1. Step 1: Write the proportion equation
   156,792 : 338,360 = 338,360 : x
2. Step 2: Convert to fraction form
   156,792/338,360 = 338,360/x
3. Step 3: Cross multiply
   156,792x = 338,360 × 338,360
4. Step 4: Simplify right side
   156,792x = 114,487,489,600
5. Step 5: Solve for x
   x = 114,487,489,600/156,792
6. Step 6: Final answer
   x = 730,187.06