Finding the Fourth Proportional to 10,671.52, 16,009.16 and 3,649.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,671.52 : 16,009.16 = 3,649.89 : x
2. Step 2: Convert to fraction form
   10,671.52/16,009.16 = 3,649.89/x
3. Step 3: Cross multiply
   10,671.52x = 16,009.16 × 3,649.89
4. Step 4: Simplify right side
   10,671.52x = 58,431,672.99
5. Step 5: Solve for x
   x = 58,431,672.99/10,671.52
6. Step 6: Final answer
   x = 5,475.48