Finding the Fourth Proportional to 16,408.56, 24,610.72 and 5,314.13

Step by Step Solution

1. Step 1: Write the proportion equation
   16,408.56 : 24,610.72 = 5,314.13 : x
2. Step 2: Convert to fraction form
   16,408.56/24,610.72 = 5,314.13/x
3. Step 3: Cross multiply
   16,408.56x = 24,610.72 × 5,314.13
4. Step 4: Simplify right side
   16,408.56x = 130,784,565.47
5. Step 5: Solve for x
   x = 130,784,565.47/16,408.56
6. Step 6: Final answer
   x = 7,970.51