Finding the Fourth Proportional to 9,690.48, 13,372.56 and 5,500.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,690.48 : 13,372.56 = 5,500.08 : x
2. Step 2: Convert to fraction form
   9,690.48/13,372.56 = 5,500.08/x
3. Step 3: Cross multiply
   9,690.48x = 13,372.56 × 5,500.08
4. Step 4: Simplify right side
   9,690.48x = 73,550,149.80
5. Step 5: Solve for x
   x = 73,550,149.80/9,690.48
6. Step 6: Final answer
   x = 7,589.94