Finding the Fourth Proportional to 2,725.40, 3,762.56 and 1,875.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,725.40 : 3,762.56 = 1,875.89 : x
2. Step 2: Convert to fraction form
   2,725.40/3,762.56 = 1,875.89/x
3. Step 3: Cross multiply
   2,725.40x = 3,762.56 × 1,875.89
4. Step 4: Simplify right side
   2,725.40x = 7,058,148.68
5. Step 5: Solve for x
   x = 7,058,148.68/2,725.40
6. Step 6: Final answer
   x = 2,589.77