Finding the Fourth Proportional to 2,030.16, 2,801.37 and 1,440.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.16 : 2,801.37 = 1,440.48 : x
2. Step 2: Convert to fraction form
   2,030.16/2,801.37 = 1,440.48/x
3. Step 3: Cross multiply
   2,030.16x = 2,801.37 × 1,440.48
4. Step 4: Simplify right side
   2,030.16x = 4,035,317.46
5. Step 5: Solve for x
   x = 4,035,317.46/2,030.16
6. Step 6: Final answer
   x = 1,987.68