Finding the Fourth Proportional to 9,443.15, 13,031.03 and 5,251.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,443.15 : 13,031.03 = 5,251.13 : x
2. Step 2: Convert to fraction form
   9,443.15/13,031.03 = 5,251.13/x
3. Step 3: Cross multiply
   9,443.15x = 13,031.03 × 5,251.13
4. Step 4: Simplify right side
   9,443.15x = 68,427,632.56
5. Step 5: Solve for x
   x = 68,427,632.56/9,443.15
6. Step 6: Final answer
   x = 7,246.27