Finding the Fourth Proportional to 40,158.05, 55,417.23 and 22,251.96

Step by Step Solution

1. Step 1: Write the proportion equation
   40,158.05 : 55,417.23 = 22,251.96 : x
2. Step 2: Convert to fraction form
   40,158.05/55,417.23 = 22,251.96/x
3. Step 3: Cross multiply
   40,158.05x = 55,417.23 × 22,251.96
4. Step 4: Simplify right side
   40,158.05x = 1,233,141,985.27
5. Step 5: Solve for x
   x = 1,233,141,985.27/40,158.05
6. Step 6: Final answer
   x = 30,707.22