Finding the Fourth Proportional to 9,003.92, 12,425.01 and 5,226.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,003.92 : 12,425.01 = 5,226.79 : x
2. Step 2: Convert to fraction form
   9,003.92/12,425.01 = 5,226.79/x
3. Step 3: Cross multiply
   9,003.92x = 12,425.01 × 5,226.79
4. Step 4: Simplify right side
   9,003.92x = 64,942,918.02
5. Step 5: Solve for x
   x = 64,942,918.02/9,003.92
6. Step 6: Final answer
   x = 7,212.74