Finding the Fourth Proportional to 7,426.72, 10,246.72 and 4,282.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,426.72 : 10,246.72 = 4,282.28 : x
2. Step 2: Convert to fraction form
   7,426.72/10,246.72 = 4,282.28/x
3. Step 3: Cross multiply
   7,426.72x = 10,246.72 × 4,282.28
4. Step 4: Simplify right side
   7,426.72x = 43,879,324.12
5. Step 5: Solve for x
   x = 43,879,324.12/7,426.72
6. Step 6: Final answer
   x = 5,908.30