Finding the Fourth Proportional to 40,158.48, 55,419.04 and 22,253.79

Step by Step Solution

1. Step 1: Write the proportion equation
   40,158.48 : 55,419.04 = 22,253.79 : x
2. Step 2: Convert to fraction form
   40,158.48/55,419.04 = 22,253.79/x
3. Step 3: Cross multiply
   40,158.48x = 55,419.04 × 22,253.79
4. Step 4: Simplify right side
   40,158.48x = 1,233,283,476.89
5. Step 5: Solve for x
   x = 1,233,283,476.89/40,158.48
6. Step 6: Final answer
   x = 30,710.41