Finding the Fourth Proportional to 7,269.10, 10,908.15 and 2,886.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,269.10 : 10,908.15 = 2,886.10 : x
2. Step 2: Convert to fraction form
   7,269.10/10,908.15 = 2,886.10/x
3. Step 3: Cross multiply
   7,269.10x = 10,908.15 × 2,886.10
4. Step 4: Simplify right side
   7,269.10x = 31,482,011.72
5. Step 5: Solve for x
   x = 31,482,011.72/7,269.10
6. Step 6: Final answer
   x = 4,330.94