Finding the Fourth Proportional to 22,588.93, 31,172.91 and 12,517.54

Step by Step Solution

1. Step 1: Write the proportion equation
   22,588.93 : 31,172.91 = 12,517.54 : x
2. Step 2: Convert to fraction form
   22,588.93/31,172.91 = 12,517.54/x
3. Step 3: Cross multiply
   22,588.93x = 31,172.91 × 12,517.54
4. Step 4: Simplify right side
   22,588.93x = 390,208,224.89
5. Step 5: Solve for x
   x = 390,208,224.89/22,588.93
6. Step 6: Final answer
   x = 17,274.31