Finding the Fourth Proportional to 1,104.57, 1,524.15 and 662.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.57 : 1,524.15 = 662.58 : x
2. Step 2: Convert to fraction form
   1,104.57/1,524.15 = 662.58/x
3. Step 3: Cross multiply
   1,104.57x = 1,524.15 × 662.58
4. Step 4: Simplify right side
   1,104.57x = 1,009,871.31
5. Step 5: Solve for x
   x = 1,009,871.31/1,104.57
6. Step 6: Final answer
   x = 914.27