Finding the Fourth Proportional to 12,383.62, 17,089.68 and 7,078.93

Step by Step Solution

1. Step 1: Write the proportion equation
   12,383.62 : 17,089.68 = 7,078.93 : x
2. Step 2: Convert to fraction form
   12,383.62/17,089.68 = 7,078.93/x
3. Step 3: Cross multiply
   12,383.62x = 17,089.68 × 7,078.93
4. Step 4: Simplify right side
   12,383.62x = 120,976,632.26
5. Step 5: Solve for x
   x = 120,976,632.26/12,383.62
6. Step 6: Final answer
   x = 9,769.09