Finding the Fourth Proportional to 10,669.12, 16,004.62 and 3,648.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,669.12 : 16,004.62 = 3,648.86 : x
2. Step 2: Convert to fraction form
   10,669.12/16,004.62 = 3,648.86/x
3. Step 3: Cross multiply
   10,669.12x = 16,004.62 × 3,648.86
4. Step 4: Simplify right side
   10,669.12x = 58,398,617.73
5. Step 5: Solve for x
   x = 58,398,617.73/10,669.12
6. Step 6: Final answer
   x = 5,473.61