Finding the Fourth Proportional to 9,404.28, 14,103.12 and 2,828.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,404.28 : 14,103.12 = 2,828.76 : x
2. Step 2: Convert to fraction form
   9,404.28/14,103.12 = 2,828.76/x
3. Step 3: Cross multiply
   9,404.28x = 14,103.12 × 2,828.76
4. Step 4: Simplify right side
   9,404.28x = 39,894,341.73
5. Step 5: Solve for x
   x = 39,894,341.73/9,404.28
6. Step 6: Final answer
   x = 4,242.15