Finding the Fourth Proportional to 8,148.72, 12,267.30 and 7,302

Step by Step Solution

1. Step 1: Write the proportion equation
   8,148.72 : 12,267.30 = 7,302 : x
2. Step 2: Convert to fraction form
   8,148.72/12,267.30 = 7,302/x
3. Step 3: Cross multiply
   8,148.72x = 12,267.30 × 7,302
4. Step 4: Simplify right side
   8,148.72x = 89,575,824.60
5. Step 5: Solve for x
   x = 89,575,824.60/8,148.72
6. Step 6: Final answer
   x = 10,992.63