Finding the Third Proportional to 39,558 and 59,505

Step by Step Solution

1. Step 1: Write the proportion equation
   39,558 : 59,505 = 59,505 : x
2. Step 2: Convert to fraction form
   39,558/59,505 = 59,505/x
3. Step 3: Cross multiply
   39,558x = 59,505 × 59,505
4. Step 4: Simplify right side
   39,558x = 3,540,845,025
5. Step 5: Solve for x
   x = 3,540,845,025/39,558
6. Step 6: Final answer
   x = 89,510.21