Finding the Fourth Proportional to 1,833.39, 2,752.81 and 1,806.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,833.39 : 2,752.81 = 1,806.05 : x
2. Step 2: Convert to fraction form
   1,833.39/2,752.81 = 1,806.05/x
3. Step 3: Cross multiply
   1,833.39x = 2,752.81 × 1,806.05
4. Step 4: Simplify right side
   1,833.39x = 4,971,714.87
5. Step 5: Solve for x
   x = 4,971,714.87/1,833.39
6. Step 6: Final answer
   x = 2,711.76