Finding the Fourth Proportional to 10,671.62, 16,009.31 and 3,649.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,671.62 : 16,009.31 = 3,649.98 : x
2. Step 2: Convert to fraction form
   10,671.62/16,009.31 = 3,649.98/x
3. Step 3: Cross multiply
   10,671.62x = 16,009.31 × 3,649.98
4. Step 4: Simplify right side
   10,671.62x = 58,433,683.09
5. Step 5: Solve for x
   x = 58,433,683.09/10,671.62
6. Step 6: Final answer
   x = 5,475.62