Finding the Fourth Proportional to 9,294.14, 12,825.96 and 5,315.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,294.14 : 12,825.96 = 5,315.42 : x
2. Step 2: Convert to fraction form
   9,294.14/12,825.96 = 5,315.42/x
3. Step 3: Cross multiply
   9,294.14x = 12,825.96 × 5,315.42
4. Step 4: Simplify right side
   9,294.14x = 68,175,364.30
5. Step 5: Solve for x
   x = 68,175,364.30/9,294.14
6. Step 6: Final answer
   x = 7,335.31