Finding the Fourth Proportional to 63,930.45, 88,261.82 and 56,837.24

Step by Step Solution

1. Step 1: Write the proportion equation
   63,930.45 : 88,261.82 = 56,837.24 : x
2. Step 2: Convert to fraction form
   63,930.45/88,261.82 = 56,837.24/x
3. Step 3: Cross multiply
   63,930.45x = 88,261.82 × 56,837.24
4. Step 4: Simplify right side
   63,930.45x = 5,016,558,608.92
5. Step 5: Solve for x
   x = 5,016,558,608.92/63,930.45
6. Step 6: Final answer
   x = 78,469.00