Finding the Fourth Proportional to 11,109.54, 16,664.01 and 2,789.83

Step by Step Solution

1. Step 1: Write the proportion equation
   11,109.54 : 16,664.01 = 2,789.83 : x
2. Step 2: Convert to fraction form
   11,109.54/16,664.01 = 2,789.83/x
3. Step 3: Cross multiply
   11,109.54x = 16,664.01 × 2,789.83
4. Step 4: Simplify right side
   11,109.54x = 46,489,755.02
5. Step 5: Solve for x
   x = 46,489,755.02/11,109.54
6. Step 6: Final answer
   x = 4,184.67