Finding the Fourth Proportional to 9,610.48, 13,259.49 and 5,631.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,610.48 : 13,259.49 = 5,631.56 : x
2. Step 2: Convert to fraction form
   9,610.48/13,259.49 = 5,631.56/x
3. Step 3: Cross multiply
   9,610.48x = 13,259.49 × 5,631.56
4. Step 4: Simplify right side
   9,610.48x = 74,671,613.50
5. Step 5: Solve for x
   x = 74,671,613.50/9,610.48
6. Step 6: Final answer
   x = 7,769.81