Finding the Fourth Proportional to 40,404.96, 55,761.12 and 22,499.28

Step by Step Solution

1. Step 1: Write the proportion equation
   40,404.96 : 55,761.12 = 22,499.28 : x
2. Step 2: Convert to fraction form
   40,404.96/55,761.12 = 22,499.28/x
3. Step 3: Cross multiply
   40,404.96x = 55,761.12 × 22,499.28
4. Step 4: Simplify right side
   40,404.96x = 1,254,585,051.99
5. Step 5: Solve for x
   x = 1,254,585,051.99/40,404.96
6. Step 6: Final answer
   x = 31,050.27