Finding the Fourth Proportional to 22,916.16, 31,626.72 and 13,484.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,916.16 : 31,626.72 = 13,484.52 : x
2. Step 2: Convert to fraction form
   22,916.16/31,626.72 = 13,484.52/x
3. Step 3: Cross multiply
   22,916.16x = 31,626.72 × 13,484.52
4. Step 4: Simplify right side
   22,916.16x = 426,471,138.37
5. Step 5: Solve for x
   x = 426,471,138.37/22,916.16
6. Step 6: Final answer
   x = 18,610.06