Finding the Fourth Proportional to 8,081.08, 12,123.06 and 2,894.20

Step by Step Solution

1. Step 1: Write the proportion equation
   8,081.08 : 12,123.06 = 2,894.20 : x
2. Step 2: Convert to fraction form
   8,081.08/12,123.06 = 2,894.20/x
3. Step 3: Cross multiply
   8,081.08x = 12,123.06 × 2,894.20
4. Step 4: Simplify right side
   8,081.08x = 35,086,560.25
5. Step 5: Solve for x
   x = 35,086,560.25/8,081.08
6. Step 6: Final answer
   x = 4,341.82