Finding the Fourth Proportional to 2,001.32, 2,997.22 and 1,687.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,001.32 : 2,997.22 = 1,687.52 : x
2. Step 2: Convert to fraction form
   2,001.32/2,997.22 = 1,687.52/x
3. Step 3: Cross multiply
   2,001.32x = 2,997.22 × 1,687.52
4. Step 4: Simplify right side
   2,001.32x = 5,057,868.69
5. Step 5: Solve for x
   x = 5,057,868.69/2,001.32
6. Step 6: Final answer
   x = 2,527.27