Finding the Fourth Proportional to 2,357.85, 3,527.04 and 2,144.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357.85 : 3,527.04 = 2,144.01 : x
2. Step 2: Convert to fraction form
   2,357.85/3,527.04 = 2,144.01/x
3. Step 3: Cross multiply
   2,357.85x = 3,527.04 × 2,144.01
4. Step 4: Simplify right side
   2,357.85x = 7,562,009.03
5. Step 5: Solve for x
   x = 7,562,009.03/2,357.85
6. Step 6: Final answer
   x = 3,207.16