Finding the Fourth Proportional to 9,800.15, 13,524.50 and 5,609.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,800.15 : 13,524.50 = 5,609.75 : x
2. Step 2: Convert to fraction form
   9,800.15/13,524.50 = 5,609.75/x
3. Step 3: Cross multiply
   9,800.15x = 13,524.50 × 5,609.75
4. Step 4: Simplify right side
   9,800.15x = 75,869,010.28
5. Step 5: Solve for x
   x = 75,869,010.28/9,800.15
6. Step 6: Final answer
   x = 7,741.62