Finding the Fourth Proportional to 1,076.42, 1,485.54 and 604.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076.42 : 1,485.54 = 604.34 : x
2. Step 2: Convert to fraction form
   1,076.42/1,485.54 = 604.34/x
3. Step 3: Cross multiply
   1,076.42x = 1,485.54 × 604.34
4. Step 4: Simplify right side
   1,076.42x = 897,777.92
5. Step 5: Solve for x
   x = 897,777.92/1,076.42
6. Step 6: Final answer
   x = 834.04