Finding the Fourth Proportional to 22,559.27, 31,130.66 and 12,350.03

Step by Step Solution

1. Step 1: Write the proportion equation
   22,559.27 : 31,130.66 = 12,350.03 : x
2. Step 2: Convert to fraction form
   22,559.27/31,130.66 = 12,350.03/x
3. Step 3: Cross multiply
   22,559.27x = 31,130.66 × 12,350.03
4. Step 4: Simplify right side
   22,559.27x = 384,464,367.52
5. Step 5: Solve for x
   x = 384,464,367.52/22,559.27
6. Step 6: Final answer
   x = 17,042.42