Finding the Fourth Proportional to 9,218.24, 13,828.72 and 2,976.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,218.24 : 13,828.72 = 2,976.17 : x
2. Step 2: Convert to fraction form
   9,218.24/13,828.72 = 2,976.17/x
3. Step 3: Cross multiply
   9,218.24x = 13,828.72 × 2,976.17
4. Step 4: Simplify right side
   9,218.24x = 41,156,659.89
5. Step 5: Solve for x
   x = 41,156,659.89/9,218.24
6. Step 6: Final answer
   x = 4,464.70