Finding the Fourth Proportional to 1,076.52, 1,485.63 and 604.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076.52 : 1,485.63 = 604.43 : x
2. Step 2: Convert to fraction form
   1,076.52/1,485.63 = 604.43/x
3. Step 3: Cross multiply
   1,076.52x = 1,485.63 × 604.43
4. Step 4: Simplify right side
   1,076.52x = 897,959.34
5. Step 5: Solve for x
   x = 897,959.34/1,076.52
6. Step 6: Final answer
   x = 834.13