Finding the Fourth Proportional to 63,948.28, 88,245.40 and 35,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,948.28 : 88,245.40 = 35,648.50 : x
2. Step 2: Convert to fraction form
   63,948.28/88,245.40 = 35,648.50/x
3. Step 3: Cross multiply
   63,948.28x = 88,245.40 × 35,648.50
4. Step 4: Simplify right side
   63,948.28x = 3,145,816,141.90
5. Step 5: Solve for x
   x = 3,145,816,141.90/63,948.28
6. Step 6: Final answer
   x = 49,193.13