Finding the Fourth Proportional to 63,910.38, 88,355.76 and 47,967.15

Step by Step Solution

1. Step 1: Write the proportion equation
   63,910.38 : 88,355.76 = 47,967.15 : x
2. Step 2: Convert to fraction form
   63,910.38/88,355.76 = 47,967.15/x
3. Step 3: Cross multiply
   63,910.38x = 88,355.76 × 47,967.15
4. Step 4: Simplify right side
   63,910.38x = 4,238,174,414.56
5. Step 5: Solve for x
   x = 4,238,174,414.56/63,910.38
6. Step 6: Final answer
   x = 66,314.33