Finding the Fourth Proportional to 10,278.52, 14,184.32 and 5,562.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,278.52 : 14,184.32 = 5,562.79 : x
2. Step 2: Convert to fraction form
   10,278.52/14,184.32 = 5,562.79/x
3. Step 3: Cross multiply
   10,278.52x = 14,184.32 × 5,562.79
4. Step 4: Simplify right side
   10,278.52x = 78,904,322.53
5. Step 5: Solve for x
   x = 78,904,322.53/10,278.52
6. Step 6: Final answer
   x = 7,676.63