Finding the Fourth Proportional to 10,254.52, 14,151.24 and 5,778.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,254.52 : 14,151.24 = 5,778.28 : x
2. Step 2: Convert to fraction form
   10,254.52/14,151.24 = 5,778.28/x
3. Step 3: Cross multiply
   10,254.52x = 14,151.24 × 5,778.28
4. Step 4: Simplify right side
   10,254.52x = 81,769,827.07
5. Step 5: Solve for x
   x = 81,769,827.07/10,254.52
6. Step 6: Final answer
   x = 7,974.03