Finding the Fourth Proportional to 16,118.16, 24,174 and 4,429.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,118.16 : 24,174 = 4,429.86 : x
2. Step 2: Convert to fraction form
   16,118.16/24,174 = 4,429.86/x
3. Step 3: Cross multiply
   16,118.16x = 24,174 × 4,429.86
4. Step 4: Simplify right side
   16,118.16x = 107,087,435.64
5. Step 5: Solve for x
   x = 107,087,435.64/16,118.16
6. Step 6: Final answer
   x = 6,643.90