Finding the Fourth Proportional to 40,620.42, 56,061.40 and 22,716.42

Step by Step Solution

1. Step 1: Write the proportion equation
   40,620.42 : 56,061.40 = 22,716.42 : x
2. Step 2: Convert to fraction form
   40,620.42/56,061.40 = 22,716.42/x
3. Step 3: Cross multiply
   40,620.42x = 56,061.40 × 22,716.42
4. Step 4: Simplify right side
   40,620.42x = 1,273,514,308.19
5. Step 5: Solve for x
   x = 1,273,514,308.19/40,620.42
6. Step 6: Final answer
   x = 31,351.58