Finding the Fourth Proportional to 3,443.68, 4,752.57 and 2,117.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.68 : 4,752.57 = 2,117.71 : x
2. Step 2: Convert to fraction form
   3,443.68/4,752.57 = 2,117.71/x
3. Step 3: Cross multiply
   3,443.68x = 4,752.57 × 2,117.71
4. Step 4: Simplify right side
   3,443.68x = 10,064,565.01
5. Step 5: Solve for x
   x = 10,064,565.01/3,443.68
6. Step 6: Final answer
   x = 2,922.62