Finding the Fourth Proportional to 1,814.02, 2,508.37 and 1,440.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,814.02 : 2,508.37 = 1,440.34 : x
2. Step 2: Convert to fraction form
   1,814.02/2,508.37 = 1,440.34/x
3. Step 3: Cross multiply
   1,814.02x = 2,508.37 × 1,440.34
4. Step 4: Simplify right side
   1,814.02x = 3,612,897.57
5. Step 5: Solve for x
   x = 3,612,897.57/1,814.02
6. Step 6: Final answer
   x = 1,991.66