Finding the Fourth Proportional to 22,585.69, 31,168.31 and 12,514.05

Step by Step Solution

1. Step 1: Write the proportion equation
   22,585.69 : 31,168.31 = 12,514.05 : x
2. Step 2: Convert to fraction form
   22,585.69/31,168.31 = 12,514.05/x
3. Step 3: Cross multiply
   22,585.69x = 31,168.31 × 12,514.05
4. Step 4: Simplify right side
   22,585.69x = 390,041,797.58
5. Step 5: Solve for x
   x = 390,041,797.58/22,585.69
6. Step 6: Final answer
   x = 17,269.42