Finding the Fourth Proportional to 1,049.30, 1,447.71 and 607.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,049.30 : 1,447.71 = 607.04 : x
2. Step 2: Convert to fraction form
   1,049.30/1,447.71 = 607.04/x
3. Step 3: Cross multiply
   1,049.30x = 1,447.71 × 607.04
4. Step 4: Simplify right side
   1,049.30x = 878,817.88
5. Step 5: Solve for x
   x = 878,817.88/1,049.30
6. Step 6: Final answer
   x = 837.53