Finding the Fourth Proportional to 2,021.32, 3,016.13 and 1,897.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021.32 : 3,016.13 = 1,897.48 : x
2. Step 2: Convert to fraction form
   2,021.32/3,016.13 = 1,897.48/x
3. Step 3: Cross multiply
   2,021.32x = 3,016.13 × 1,897.48
4. Step 4: Simplify right side
   2,021.32x = 5,723,046.35
5. Step 5: Solve for x
   x = 5,723,046.35/2,021.32
6. Step 6: Final answer
   x = 2,831.34