Finding the Fourth Proportional to 9,594.72, 13,239.76 and 7,078.19

Step by Step Solution

1. Step 1: Write the proportion equation
   9,594.72 : 13,239.76 = 7,078.19 : x
2. Step 2: Convert to fraction form
   9,594.72/13,239.76 = 7,078.19/x
3. Step 3: Cross multiply
   9,594.72x = 13,239.76 × 7,078.19
4. Step 4: Simplify right side
   9,594.72x = 93,713,536.83
5. Step 5: Solve for x
   x = 93,713,536.83/9,594.72
6. Step 6: Final answer
   x = 9,767.20