Finding the Fourth Proportional to 9,443.25, 13,031.69 and 5,251.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,443.25 : 13,031.69 = 5,251.50 : x
2. Step 2: Convert to fraction form
   9,443.25/13,031.69 = 5,251.50/x
3. Step 3: Cross multiply
   9,443.25x = 13,031.69 × 5,251.50
4. Step 4: Simplify right side
   9,443.25x = 68,435,893.78
5. Step 5: Solve for x
   x = 68,435,893.78/9,443.25
6. Step 6: Final answer
   x = 7,247.07