Finding the Fourth Proportional to 9,294.30, 12,826.52 and 5,315.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,294.30 : 12,826.52 = 5,315.41 : x
2. Step 2: Convert to fraction form
   9,294.30/12,826.52 = 5,315.41/x
3. Step 3: Cross multiply
   9,294.30x = 12,826.52 × 5,315.41
4. Step 4: Simplify right side
   9,294.30x = 68,178,212.67
5. Step 5: Solve for x
   x = 68,178,212.67/9,294.30
6. Step 6: Final answer
   x = 7,335.49