Finding the Third Proportional to 38,990 and 62,792

Step by Step Solution

1. Step 1: Write the proportion equation
   38,990 : 62,792 = 62,792 : x
2. Step 2: Convert to fraction form
   38,990/62,792 = 62,792/x
3. Step 3: Cross multiply
   38,990x = 62,792 × 62,792
4. Step 4: Simplify right side
   38,990x = 3,942,835,264
5. Step 5: Solve for x
   x = 3,942,835,264/38,990
6. Step 6: Final answer
   x = 101,124.27