Finding the Fourth Proportional to 3,746.32, 5,617.59 and 2,143.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,746.32 : 5,617.59 = 2,143.27 : x
2. Step 2: Convert to fraction form
   3,746.32/5,617.59 = 2,143.27/x
3. Step 3: Cross multiply
   3,746.32x = 5,617.59 × 2,143.27
4. Step 4: Simplify right side
   3,746.32x = 12,040,012.12
5. Step 5: Solve for x
   x = 12,040,012.12/3,746.32
6. Step 6: Final answer
   x = 3,213.82