Finding the Fourth Proportional to 63,889.89, 88,108.24 and 50,493.15

Step by Step Solution

1. Step 1: Write the proportion equation
   63,889.89 : 88,108.24 = 50,493.15 : x
2. Step 2: Convert to fraction form
   63,889.89/88,108.24 = 50,493.15/x
3. Step 3: Cross multiply
   63,889.89x = 88,108.24 × 50,493.15
4. Step 4: Simplify right side
   63,889.89x = 4,448,862,578.56
5. Step 5: Solve for x
   x = 4,448,862,578.56/63,889.89
6. Step 6: Final answer
   x = 69,633.28