Finding the Fourth Proportional to 2,852.00, 3,932.64 and 1,855.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,852.00 : 3,932.64 = 1,855.43 : x
2. Step 2: Convert to fraction form
   2,852.00/3,932.64 = 1,855.43/x
3. Step 3: Cross multiply
   2,852.00x = 3,932.64 × 1,855.43
4. Step 4: Simplify right side
   2,852.00x = 7,296,718.57
5. Step 5: Solve for x
   x = 7,296,718.57/2,852.00
6. Step 6: Final answer
   x = 2,558.46