Finding the Fourth Proportional to 40,089.57, 55,322.78 and 22,184.57

Step by Step Solution

1. Step 1: Write the proportion equation
   40,089.57 : 55,322.78 = 22,184.57 : x
2. Step 2: Convert to fraction form
   40,089.57/55,322.78 = 22,184.57/x
3. Step 3: Cross multiply
   40,089.57x = 55,322.78 × 22,184.57
4. Step 4: Simplify right side
   40,089.57x = 1,227,312,085.50
5. Step 5: Solve for x
   x = 1,227,312,085.50/40,089.57
6. Step 6: Final answer
   x = 30,614.25