Finding the Fourth Proportional to 22,546.56, 31,111.36 and 13,116.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,546.56 : 31,111.36 = 13,116.48 : x
2. Step 2: Convert to fraction form
   22,546.56/31,111.36 = 13,116.48/x
3. Step 3: Cross multiply
   22,546.56x = 31,111.36 × 13,116.48
4. Step 4: Simplify right side
   22,546.56x = 408,071,531.21
5. Step 5: Solve for x
   x = 408,071,531.21/22,546.56
6. Step 6: Final answer
   x = 18,099.06