Finding the Fourth Proportional to 9,343.69, 12,894.30 and 5,617.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,343.69 : 12,894.30 = 5,617.69 : x
2. Step 2: Convert to fraction form
   9,343.69/12,894.30 = 5,617.69/x
3. Step 3: Cross multiply
   9,343.69x = 12,894.30 × 5,617.69
4. Step 4: Simplify right side
   9,343.69x = 72,436,147.93
5. Step 5: Solve for x
   x = 72,436,147.93/9,343.69
6. Step 6: Final answer
   x = 7,752.42