Finding the Fourth Proportional to 8,758.28, 12,083.46 and 5,354.04

Step by Step Solution

1. Step 1: Write the proportion equation
   8,758.28 : 12,083.46 = 5,354.04 : x
2. Step 2: Convert to fraction form
   8,758.28/12,083.46 = 5,354.04/x
3. Step 3: Cross multiply
   8,758.28x = 12,083.46 × 5,354.04
4. Step 4: Simplify right side
   8,758.28x = 64,695,328.18
5. Step 5: Solve for x
   x = 64,695,328.18/8,758.28
6. Step 6: Final answer
   x = 7,386.76