Finding the Fourth Proportional to 5,661.57, 8,491.60 and 1,501.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,661.57 : 8,491.60 = 1,501.82 : x
2. Step 2: Convert to fraction form
   5,661.57/8,491.60 = 1,501.82/x
3. Step 3: Cross multiply
   5,661.57x = 8,491.60 × 1,501.82
4. Step 4: Simplify right side
   5,661.57x = 12,752,854.71
5. Step 5: Solve for x
   x = 12,752,854.71/5,661.57
6. Step 6: Final answer
   x = 2,252.53