Finding the Third Proportional to 116,472 and 273,792

Step by Step Solution

1. Step 1: Write the proportion equation
   116,472 : 273,792 = 273,792 : x
2. Step 2: Convert to fraction form
   116,472/273,792 = 273,792/x
3. Step 3: Cross multiply
   116,472x = 273,792 × 273,792
4. Step 4: Simplify right side
   116,472x = 74,962,059,264
5. Step 5: Solve for x
   x = 74,962,059,264/116,472
6. Step 6: Final answer
   x = 643,605.84