Finding the Fourth Proportional to 22,588.82, 31,173.82 and 12,517.05

Step by Step Solution

1. Step 1: Write the proportion equation
   22,588.82 : 31,173.82 = 12,517.05 : x
2. Step 2: Convert to fraction form
   22,588.82/31,173.82 = 12,517.05/x
3. Step 3: Cross multiply
   22,588.82x = 31,173.82 × 12,517.05
4. Step 4: Simplify right side
   22,588.82x = 390,204,209.09
5. Step 5: Solve for x
   x = 390,204,209.09/22,588.82
6. Step 6: Final answer
   x = 17,274.22