Finding the Fourth Proportional to 40,870.04, 56,400.72 and 22,965.04

Step by Step Solution

1. Step 1: Write the proportion equation
   40,870.04 : 56,400.72 = 22,965.04 : x
2. Step 2: Convert to fraction form
   40,870.04/56,400.72 = 22,965.04/x
3. Step 3: Cross multiply
   40,870.04x = 56,400.72 × 22,965.04
4. Step 4: Simplify right side
   40,870.04x = 1,295,244,790.83
5. Step 5: Solve for x
   x = 1,295,244,790.83/40,870.04
6. Step 6: Final answer
   x = 31,691.79