Finding the Fourth Proportional to 3,749.30, 5,626.76 and 1,411.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,749.30 : 5,626.76 = 1,411.61 : x
2. Step 2: Convert to fraction form
   3,749.30/5,626.76 = 1,411.61/x
3. Step 3: Cross multiply
   3,749.30x = 5,626.76 × 1,411.61
4. Step 4: Simplify right side
   3,749.30x = 7,942,755.49
5. Step 5: Solve for x
   x = 7,942,755.49/3,749.30
6. Step 6: Final answer
   x = 2,118.47