Finding the Fourth Proportional to 8,922.79, 13,385.55 and 2,682.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,922.79 : 13,385.55 = 2,682.10 : x
2. Step 2: Convert to fraction form
   8,922.79/13,385.55 = 2,682.10/x
3. Step 3: Cross multiply
   8,922.79x = 13,385.55 × 2,682.10
4. Step 4: Simplify right side
   8,922.79x = 35,901,335.15
5. Step 5: Solve for x
   x = 35,901,335.15/8,922.79
6. Step 6: Final answer
   x = 4,023.55