Finding the Third Proportional to 39,993,171 and 59,728,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,993,171 : 59,728,153.50 = 59,728,153.50 : x
2. Step 2: Convert to fraction form
   39,993,171/59,728,153.50 = 59,728,153.50/x
3. Step 3: Cross multiply
   39,993,171x = 59,728,153.50 × 59,728,153.50
4. Step 4: Simplify right side
   39,993,171x = 3,567,452,320,519,562
5. Step 5: Solve for x
   x = 3,567,452,320,519,562/39,993,171
6. Step 6: Final answer
   x = 89,201,536.95