Finding the Fourth Proportional to 63,938.31, 88,234.98 and 35,643.39

Step by Step Solution

1. Step 1: Write the proportion equation
   63,938.31 : 88,234.98 = 35,643.39 : x
2. Step 2: Convert to fraction form
   63,938.31/88,234.98 = 35,643.39/x
3. Step 3: Cross multiply
   63,938.31x = 88,234.98 × 35,643.39
4. Step 4: Simplify right side
   63,938.31x = 3,144,993,803.78
5. Step 5: Solve for x
   x = 3,144,993,803.78/63,938.31
6. Step 6: Final answer
   x = 49,187.94