Finding the Fourth Proportional to 2,780.10, 3,833.46 and 2,036.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,780.10 : 3,833.46 = 2,036.52 : x
2. Step 2: Convert to fraction form
   2,780.10/3,833.46 = 2,036.52/x
3. Step 3: Cross multiply
   2,780.10x = 3,833.46 × 2,036.52
4. Step 4: Simplify right side
   2,780.10x = 7,806,917.96
5. Step 5: Solve for x
   x = 7,806,917.96/2,780.10
6. Step 6: Final answer
   x = 2,808.14