Finding the Fourth Proportional to 2,552.61, 3,825.83 and 1,811.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.61 : 3,825.83 = 1,811.06 : x
2. Step 2: Convert to fraction form
   2,552.61/3,825.83 = 1,811.06/x
3. Step 3: Cross multiply
   2,552.61x = 3,825.83 × 1,811.06
4. Step 4: Simplify right side
   2,552.61x = 6,928,807.43
5. Step 5: Solve for x
   x = 6,928,807.43/2,552.61
6. Step 6: Final answer
   x = 2,714.40