Finding the Fourth Proportional to 9,067.52, 12,510.78 and 5,530.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,067.52 : 12,510.78 = 5,530.52 : x
2. Step 2: Convert to fraction form
   9,067.52/12,510.78 = 5,530.52/x
3. Step 3: Cross multiply
   9,067.52x = 12,510.78 × 5,530.52
4. Step 4: Simplify right side
   9,067.52x = 69,191,119.01
5. Step 5: Solve for x
   x = 69,191,119.01/9,067.52
6. Step 6: Final answer
   x = 7,630.66