Finding the Fourth Proportional to 16,401.96, 24,604.56 and 5,308.20

Step by Step Solution

1. Step 1: Write the proportion equation
   16,401.96 : 24,604.56 = 5,308.20 : x
2. Step 2: Convert to fraction form
   16,401.96/24,604.56 = 5,308.20/x
3. Step 3: Cross multiply
   16,401.96x = 24,604.56 × 5,308.20
4. Step 4: Simplify right side
   16,401.96x = 130,605,925.39
5. Step 5: Solve for x
   x = 130,605,925.39/16,401.96
6. Step 6: Final answer
   x = 7,962.82