Finding the Fourth Proportional to 16,408.17, 24,613.02 and 5,315.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,408.17 : 24,613.02 = 5,315.72 : x
2. Step 2: Convert to fraction form
   16,408.17/24,613.02 = 5,315.72/x
3. Step 3: Cross multiply
   16,408.17x = 24,613.02 × 5,315.72
4. Step 4: Simplify right side
   16,408.17x = 130,835,799.61
5. Step 5: Solve for x
   x = 130,835,799.61/16,408.17
6. Step 6: Final answer
   x = 7,973.82