Finding the Fourth Proportional to 8,751.72, 12,073.12 and 5,393.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,751.72 : 12,073.12 = 5,393.46 : x
2. Step 2: Convert to fraction form
   8,751.72/12,073.12 = 5,393.46/x
3. Step 3: Cross multiply
   8,751.72x = 12,073.12 × 5,393.46
4. Step 4: Simplify right side
   8,751.72x = 65,115,889.80
5. Step 5: Solve for x
   x = 65,115,889.80/8,751.72
6. Step 6: Final answer
   x = 7,440.35