Finding the Fourth Proportional to 9,496.86, 13,101.40 and 5,515.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,496.86 : 13,101.40 = 5,515.81 : x
2. Step 2: Convert to fraction form
   9,496.86/13,101.40 = 5,515.81/x
3. Step 3: Cross multiply
   9,496.86x = 13,101.40 × 5,515.81
4. Step 4: Simplify right side
   9,496.86x = 72,264,833.13
5. Step 5: Solve for x
   x = 72,264,833.13/9,496.86
6. Step 6: Final answer
   x = 7,609.34