Finding the Fourth Proportional to 1,608.84, 2,218.86 and 1,049.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,608.84 : 2,218.86 = 1,049.04 : x
2. Step 2: Convert to fraction form
   1,608.84/2,218.86 = 1,049.04/x
3. Step 3: Cross multiply
   1,608.84x = 2,218.86 × 1,049.04
4. Step 4: Simplify right side
   1,608.84x = 2,327,672.89
5. Step 5: Solve for x
   x = 2,327,672.89/1,608.84
6. Step 6: Final answer
   x = 1,446.80