Finding the Fourth Proportional to 8,738.52, 12,065.34 and 5,382.36

Step by Step Solution

1. Step 1: Write the proportion equation
   8,738.52 : 12,065.34 = 5,382.36 : x
2. Step 2: Convert to fraction form
   8,738.52/12,065.34 = 5,382.36/x
3. Step 3: Cross multiply
   8,738.52x = 12,065.34 × 5,382.36
4. Step 4: Simplify right side
   8,738.52x = 64,940,003.40
5. Step 5: Solve for x
   x = 64,940,003.40/8,738.52
6. Step 6: Final answer
   x = 7,431.46