Finding the Fourth Proportional to 40,776.72, 56,272.73 and 22,872.98

Step by Step Solution

1. Step 1: Write the proportion equation
   40,776.72 : 56,272.73 = 22,872.98 : x
2. Step 2: Convert to fraction form
   40,776.72/56,272.73 = 22,872.98/x
3. Step 3: Cross multiply
   40,776.72x = 56,272.73 × 22,872.98
4. Step 4: Simplify right side
   40,776.72x = 1,287,125,054.15
5. Step 5: Solve for x
   x = 1,287,125,054.15/40,776.72
6. Step 6: Final answer
   x = 31,565.20