Finding the Fourth Proportional to 10,826.24, 16,232.32 and 5,278.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,826.24 : 16,232.32 = 5,278.08 : x
2. Step 2: Convert to fraction form
   10,826.24/16,232.32 = 5,278.08/x
3. Step 3: Cross multiply
   10,826.24x = 16,232.32 × 5,278.08
4. Step 4: Simplify right side
   10,826.24x = 85,675,483.55
5. Step 5: Solve for x
   x = 85,675,483.55/10,826.24
6. Step 6: Final answer
   x = 7,913.69