Finding the Fourth Proportional to 2,188,608.38, 3,284,914.84 and 1,109,865.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188,608.38 : 3,284,914.84 = 1,109,865.42 : x
2. Step 2: Convert to fraction form
   2,188,608.38/3,284,914.84 = 1,109,865.42/x
3. Step 3: Cross multiply
   2,188,608.38x = 3,284,914.84 × 1,109,865.42
4. Step 4: Simplify right side
   2,188,608.38x = 3,645,813,394,993.58
5. Step 5: Solve for x
   x = 3,645,813,394,993.58/2,188,608.38
6. Step 6: Final answer
   x = 1,665,813.50