Finding the Fourth Proportional to 23,616.42, 35,423.82 and 8,820.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,616.42 : 35,423.82 = 8,820.96 : x
2. Step 2: Convert to fraction form
   23,616.42/35,423.82 = 8,820.96/x
3. Step 3: Cross multiply
   23,616.42x = 35,423.82 × 8,820.96
4. Step 4: Simplify right side
   23,616.42x = 312,472,099.27
5. Step 5: Solve for x
   x = 312,472,099.27/23,616.42
6. Step 6: Final answer
   x = 13,231.14