Finding the Third Proportional to 39,151.50 and 59,645.25

Step by Step Solution

1. Step 1: Write the proportion equation
   39,151.50 : 59,645.25 = 59,645.25 : x
2. Step 2: Convert to fraction form
   39,151.50/59,645.25 = 59,645.25/x
3. Step 3: Cross multiply
   39,151.50x = 59,645.25 × 59,645.25
4. Step 4: Simplify right side
   39,151.50x = 3,557,555,847.56
5. Step 5: Solve for x
   x = 3,557,555,847.56/39,151.50
6. Step 6: Final answer
   x = 90,866.40