Finding the Third Proportional to 39,981 and 59,755.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,981 : 59,755.50 = 59,755.50 : x
2. Step 2: Convert to fraction form
   39,981/59,755.50 = 59,755.50/x
3. Step 3: Cross multiply
   39,981x = 59,755.50 × 59,755.50
4. Step 4: Simplify right side
   39,981x = 3,570,719,780.25
5. Step 5: Solve for x
   x = 3,570,719,780.25/39,981
6. Step 6: Final answer
   x = 89,310.42