Finding the Fourth Proportional to 48,645.97, 67,105.89 and 39,581.46

Step by Step Solution

1. Step 1: Write the proportion equation
   48,645.97 : 67,105.89 = 39,581.46 : x
2. Step 2: Convert to fraction form
   48,645.97/67,105.89 = 39,581.46/x
3. Step 3: Cross multiply
   48,645.97x = 67,105.89 × 39,581.46
4. Step 4: Simplify right side
   48,645.97x = 2,656,149,100.80
5. Step 5: Solve for x
   x = 2,656,149,100.80/48,645.97
6. Step 6: Final answer
   x = 54,601.63