Finding the Third Proportional to 39,272 and 59,480

Step by Step Solution

1. Step 1: Write the proportion equation
   39,272 : 59,480 = 59,480 : x
2. Step 2: Convert to fraction form
   39,272/59,480 = 59,480/x
3. Step 3: Cross multiply
   39,272x = 59,480 × 59,480
4. Step 4: Simplify right side
   39,272x = 3,537,870,400
5. Step 5: Solve for x
   x = 3,537,870,400/39,272
6. Step 6: Final answer
   x = 90,086.33