Finding the Fourth Proportional to 11,109.97, 16,664.82 and 2,789.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,109.97 : 16,664.82 = 2,789.92 : x
2. Step 2: Convert to fraction form
   11,109.97/16,664.82 = 2,789.92/x
3. Step 3: Cross multiply
   11,109.97x = 16,664.82 × 2,789.92
4. Step 4: Simplify right side
   11,109.97x = 46,493,514.61
5. Step 5: Solve for x
   x = 46,493,514.61/11,109.97
6. Step 6: Final answer
   x = 4,184.85