Finding the Fourth Proportional to 2,684.32, 3,707.76 and 2,422.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,684.32 : 3,707.76 = 2,422.24 : x
2. Step 2: Convert to fraction form
   2,684.32/3,707.76 = 2,422.24/x
3. Step 3: Cross multiply
   2,684.32x = 3,707.76 × 2,422.24
4. Step 4: Simplify right side
   2,684.32x = 8,981,084.58
5. Step 5: Solve for x
   x = 8,981,084.58/2,684.32
6. Step 6: Final answer
   x = 3,345.76