Finding the Fourth Proportional to 1,105.34, 1,524.80 and 662.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.34 : 1,524.80 = 662.94 : x
2. Step 2: Convert to fraction form
   1,105.34/1,524.80 = 662.94/x
3. Step 3: Cross multiply
   1,105.34x = 1,524.80 × 662.94
4. Step 4: Simplify right side
   1,105.34x = 1,010,850.91
5. Step 5: Solve for x
   x = 1,010,850.91/1,105.34
6. Step 6: Final answer
   x = 914.52