Finding the Fourth Proportional to 56,763.72, 78,350.90 and 32,901.12

Step by Step Solution

1. Step 1: Write the proportion equation
   56,763.72 : 78,350.90 = 32,901.12 : x
2. Step 2: Convert to fraction form
   56,763.72/78,350.90 = 32,901.12/x
3. Step 3: Cross multiply
   56,763.72x = 78,350.90 × 32,901.12
4. Step 4: Simplify right side
   56,763.72x = 2,577,832,198.50
5. Step 5: Solve for x
   x = 2,577,832,198.50/56,763.72
6. Step 6: Final answer
   x = 45,413.38