Finding the Third Proportional to 40,472 and 86,792

Step by Step Solution

1. Step 1: Write the proportion equation
   40,472 : 86,792 = 86,792 : x
2. Step 2: Convert to fraction form
   40,472/86,792 = 86,792/x
3. Step 3: Cross multiply
   40,472x = 86,792 × 86,792
4. Step 4: Simplify right side
   40,472x = 7,532,851,264
5. Step 5: Solve for x
   x = 7,532,851,264/40,472
6. Step 6: Final answer
   x = 186,125.01