Finding the Fourth Proportional to 9,238.27, 12,732.33 and 6,994.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,238.27 : 12,732.33 = 6,994.77 : x
2. Step 2: Convert to fraction form
   9,238.27/12,732.33 = 6,994.77/x
3. Step 3: Cross multiply
   9,238.27x = 12,732.33 × 6,994.77
4. Step 4: Simplify right side
   9,238.27x = 89,059,719.91
5. Step 5: Solve for x
   x = 89,059,719.91/9,238.27
6. Step 6: Final answer
   x = 9,640.30