Finding the Fourth Proportional to 1,449.57, 1,997.72 and 1,029.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,449.57 : 1,997.72 = 1,029.94 : x
2. Step 2: Convert to fraction form
   1,449.57/1,997.72 = 1,029.94/x
3. Step 3: Cross multiply
   1,449.57x = 1,997.72 × 1,029.94
4. Step 4: Simplify right side
   1,449.57x = 2,057,531.74
5. Step 5: Solve for x
   x = 2,057,531.74/1,449.57
6. Step 6: Final answer
   x = 1,419.41