Finding the Fourth Proportional to 9,275.46, 12,799.87 and 5,296.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,275.46 : 12,799.87 = 5,296.49 : x
2. Step 2: Convert to fraction form
   9,275.46/12,799.87 = 5,296.49/x
3. Step 3: Cross multiply
   9,275.46x = 12,799.87 × 5,296.49
4. Step 4: Simplify right side
   9,275.46x = 67,794,384.01
5. Step 5: Solve for x
   x = 67,794,384.01/9,275.46
6. Step 6: Final answer
   x = 7,309.00