Finding the Fourth Proportional to 10,325.50, 14,249.12 and 5,609.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,325.50 : 14,249.12 = 5,609.78 : x
2. Step 2: Convert to fraction form
   10,325.50/14,249.12 = 5,609.78/x
3. Step 3: Cross multiply
   10,325.50x = 14,249.12 × 5,609.78
4. Step 4: Simplify right side
   10,325.50x = 79,934,428.39
5. Step 5: Solve for x
   x = 79,934,428.39/10,325.50
6. Step 6: Final answer
   x = 7,741.46