Finding the Fourth Proportional to 5,802.74, 8,007.72 and 3,150.09

Step by Step Solution

1. Step 1: Write the proportion equation
   5,802.74 : 8,007.72 = 3,150.09 : x
2. Step 2: Convert to fraction form
   5,802.74/8,007.72 = 3,150.09/x
3. Step 3: Cross multiply
   5,802.74x = 8,007.72 × 3,150.09
4. Step 4: Simplify right side
   5,802.74x = 25,225,038.69
5. Step 5: Solve for x
   x = 25,225,038.69/5,802.74
6. Step 6: Final answer
   x = 4,347.09