Finding the Fourth Proportional to 2,648.72, 3,646.86 and 2,332.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.72 : 3,646.86 = 2,332.82 : x
2. Step 2: Convert to fraction form
   2,648.72/3,646.86 = 2,332.82/x
3. Step 3: Cross multiply
   2,648.72x = 3,646.86 × 2,332.82
4. Step 4: Simplify right side
   2,648.72x = 8,507,449.71
5. Step 5: Solve for x
   x = 8,507,449.71/2,648.72
6. Step 6: Final answer
   x = 3,211.92