Finding the Third Proportional to 39,640.43 and 60,716.46

Step by Step Solution

1. Step 1: Write the proportion equation
   39,640.43 : 60,716.46 = 60,716.46 : x
2. Step 2: Convert to fraction form
   39,640.43/60,716.46 = 60,716.46/x
3. Step 3: Cross multiply
   39,640.43x = 60,716.46 × 60,716.46
4. Step 4: Simplify right side
   39,640.43x = 3,686,488,628.77
5. Step 5: Solve for x
   x = 3,686,488,628.77/39,640.43
6. Step 6: Final answer
   x = 92,998.20