Finding the Fourth Proportional to 2,562.39, 3,843.34 and 1,870.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,562.39 : 3,843.34 = 1,870.43 : x
2. Step 2: Convert to fraction form
   2,562.39/3,843.34 = 1,870.43/x
3. Step 3: Cross multiply
   2,562.39x = 3,843.34 × 1,870.43
4. Step 4: Simplify right side
   2,562.39x = 7,188,674.54
5. Step 5: Solve for x
   x = 7,188,674.54/2,562.39
6. Step 6: Final answer
   x = 2,805.46