Finding the Fourth Proportional to 11,085.84, 16,628.64 and 3,294.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,085.84 : 16,628.64 = 3,294.72 : x
2. Step 2: Convert to fraction form
   11,085.84/16,628.64 = 3,294.72/x
3. Step 3: Cross multiply
   11,085.84x = 16,628.64 × 3,294.72
4. Step 4: Simplify right side
   11,085.84x = 54,786,712.78
5. Step 5: Solve for x
   x = 54,786,712.78/11,085.84
6. Step 6: Final answer
   x = 4,942.04