Finding the Fourth Proportional to 2,788.72, 3,852.61 and 1,833.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,788.72 : 3,852.61 = 1,833.91 : x
2. Step 2: Convert to fraction form
   2,788.72/3,852.61 = 1,833.91/x
3. Step 3: Cross multiply
   2,788.72x = 3,852.61 × 1,833.91
4. Step 4: Simplify right side
   2,788.72x = 7,065,325.79
5. Step 5: Solve for x
   x = 7,065,325.79/2,788.72
6. Step 6: Final answer
   x = 2,533.54