Finding the Fourth Proportional to 9,239.27, 12,748.72 and 5,260.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,239.27 : 12,748.72 = 5,260.46 : x
2. Step 2: Convert to fraction form
   9,239.27/12,748.72 = 5,260.46/x
3. Step 3: Cross multiply
   9,239.27x = 12,748.72 × 5,260.46
4. Step 4: Simplify right side
   9,239.27x = 67,064,067.87
5. Step 5: Solve for x
   x = 67,064,067.87/9,239.27
6. Step 6: Final answer
   x = 7,258.59