Finding the Fourth Proportional to 9,290.04, 12,826.26 and 5,757

Step by Step Solution

1. Step 1: Write the proportion equation
   9,290.04 : 12,826.26 = 5,757 : x
2. Step 2: Convert to fraction form
   9,290.04/12,826.26 = 5,757/x
3. Step 3: Cross multiply
   9,290.04x = 12,826.26 × 5,757
4. Step 4: Simplify right side
   9,290.04x = 73,840,778.82
5. Step 5: Solve for x
   x = 73,840,778.82/9,290.04
6. Step 6: Final answer
   x = 7,948.38