Finding the Fourth Proportional to 9,515.01, 13,129.83 and 5,536.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,515.01 : 13,129.83 = 5,536.08 : x
2. Step 2: Convert to fraction form
   9,515.01/13,129.83 = 5,536.08/x
3. Step 3: Cross multiply
   9,515.01x = 13,129.83 × 5,536.08
4. Step 4: Simplify right side
   9,515.01x = 72,687,789.27
5. Step 5: Solve for x
   x = 72,687,789.27/9,515.01
6. Step 6: Final answer
   x = 7,639.28