Finding the Fourth Proportional to 1,447.49, 1,997.54 and 849.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447.49 : 1,997.54 = 849.83 : x
2. Step 2: Convert to fraction form
   1,447.49/1,997.54 = 849.83/x
3. Step 3: Cross multiply
   1,447.49x = 1,997.54 × 849.83
4. Step 4: Simplify right side
   1,447.49x = 1,697,563.15
5. Step 5: Solve for x
   x = 1,697,563.15/1,447.49
6. Step 6: Final answer
   x = 1,172.77