Finding the Fourth Proportional to 40,285.55, 55,594.11 and 22,380.09

Step by Step Solution

1. Step 1: Write the proportion equation
   40,285.55 : 55,594.11 = 22,380.09 : x
2. Step 2: Convert to fraction form
   40,285.55/55,594.11 = 22,380.09/x
3. Step 3: Cross multiply
   40,285.55x = 55,594.11 × 22,380.09
4. Step 4: Simplify right side
   40,285.55x = 1,244,201,185.27
5. Step 5: Solve for x
   x = 1,244,201,185.27/40,285.55
6. Step 6: Final answer
   x = 30,884.56