Finding the Fourth Proportional to 10,671.12, 16,007.62 and 3,650.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,671.12 : 16,007.62 = 3,650.86 : x
2. Step 2: Convert to fraction form
   10,671.12/16,007.62 = 3,650.86/x
3. Step 3: Cross multiply
   10,671.12x = 16,007.62 × 3,650.86
4. Step 4: Simplify right side
   10,671.12x = 58,441,579.55
5. Step 5: Solve for x
   x = 58,441,579.55/10,671.12
6. Step 6: Final answer
   x = 5,476.61