Finding the Fourth Proportional to 10,326.28, 14,249.76 and 5,610.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,326.28 : 14,249.76 = 5,610.40 : x
2. Step 2: Convert to fraction form
   10,326.28/14,249.76 = 5,610.40/x
3. Step 3: Cross multiply
   10,326.28x = 14,249.76 × 5,610.40
4. Step 4: Simplify right side
   10,326.28x = 79,946,853.50
5. Step 5: Solve for x
   x = 79,946,853.50/10,326.28
6. Step 6: Final answer
   x = 7,742.08