Finding the Fourth Proportional to 2,682.91, 4,002.88 and 2,335.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,682.91 : 4,002.88 = 2,335.72 : x
2. Step 2: Convert to fraction form
   2,682.91/4,002.88 = 2,335.72/x
3. Step 3: Cross multiply
   2,682.91x = 4,002.88 × 2,335.72
4. Step 4: Simplify right side
   2,682.91x = 9,349,591.03
5. Step 5: Solve for x
   x = 9,349,591.03/2,682.91
6. Step 6: Final answer
   x = 3,484.87