Finding the Fourth Proportional to 40,456.32, 55,827.72 and 22,552.80

Step by Step Solution

1. Step 1: Write the proportion equation
   40,456.32 : 55,827.72 = 22,552.80 : x
2. Step 2: Convert to fraction form
   40,456.32/55,827.72 = 22,552.80/x
3. Step 3: Cross multiply
   40,456.32x = 55,827.72 × 22,552.80
4. Step 4: Simplify right side
   40,456.32x = 1,259,071,403.62
5. Step 5: Solve for x
   x = 1,259,071,403.62/40,456.32
6. Step 6: Final answer
   x = 31,121.75