Finding the Fourth Proportional to 9,276.37, 12,798.90 and 5,296.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,276.37 : 12,798.90 = 5,296.69 : x
2. Step 2: Convert to fraction form
   9,276.37/12,798.90 = 5,296.69/x
3. Step 3: Cross multiply
   9,276.37x = 12,798.90 × 5,296.69
4. Step 4: Simplify right side
   9,276.37x = 67,791,805.64
5. Step 5: Solve for x
   x = 67,791,805.64/9,276.37
6. Step 6: Final answer
   x = 7,308.01