Finding the Fourth Proportional to 10,309.26, 14,225.58 and 5,772.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,309.26 : 14,225.58 = 5,772.19 : x
2. Step 2: Convert to fraction form
   10,309.26/14,225.58 = 5,772.19/x
3. Step 3: Cross multiply
   10,309.26x = 14,225.58 × 5,772.19
4. Step 4: Simplify right side
   10,309.26x = 82,112,757.32
5. Step 5: Solve for x
   x = 82,112,757.32/10,309.26
6. Step 6: Final answer
   x = 7,964.96