Finding the Fourth Proportional to 40,185.93, 55,454.16 and 22,279.86

Step by Step Solution

1. Step 1: Write the proportion equation
   40,185.93 : 55,454.16 = 22,279.86 : x
2. Step 2: Convert to fraction form
   40,185.93/55,454.16 = 22,279.86/x
3. Step 3: Cross multiply
   40,185.93x = 55,454.16 × 22,279.86
4. Step 4: Simplify right side
   40,185.93x = 1,235,510,921.22
5. Step 5: Solve for x
   x = 1,235,510,921.22/40,185.93
6. Step 6: Final answer
   x = 30,744.86