Finding the Fourth Proportional to 40,063.55, 55,286.32 and 22,158.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,063.55 : 55,286.32 = 22,158.50 : x
2. Step 2: Convert to fraction form
   40,063.55/55,286.32 = 22,158.50/x
3. Step 3: Cross multiply
   40,063.55x = 55,286.32 × 22,158.50
4. Step 4: Simplify right side
   40,063.55x = 1,225,061,921.72
5. Step 5: Solve for x
   x = 1,225,061,921.72/40,063.55
6. Step 6: Final answer
   x = 30,577.97