Finding the Fourth Proportional to 22,547.16, 31,112.42 and 12,474.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,547.16 : 31,112.42 = 12,474.27 : x
2. Step 2: Convert to fraction form
   22,547.16/31,112.42 = 12,474.27/x
3. Step 3: Cross multiply
   22,547.16x = 31,112.42 × 12,474.27
4. Step 4: Simplify right side
   22,547.16x = 388,104,665.06
5. Step 5: Solve for x
   x = 388,104,665.06/22,547.16
6. Step 6: Final answer
   x = 17,213.02