Finding the Fourth Proportional to 8,863.17, 13,293.72 and 2,288.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,863.17 : 13,293.72 = 2,288.84 : x
2. Step 2: Convert to fraction form
   8,863.17/13,293.72 = 2,288.84/x
3. Step 3: Cross multiply
   8,863.17x = 13,293.72 × 2,288.84
4. Step 4: Simplify right side
   8,863.17x = 30,427,131.62
5. Step 5: Solve for x
   x = 30,427,131.62/8,863.17
6. Step 6: Final answer
   x = 3,432.99