Finding the Fourth Proportional to 1,035.72, 1,429.09 and 662.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,035.72 : 1,429.09 = 662.41 : x
2. Step 2: Convert to fraction form
   1,035.72/1,429.09 = 662.41/x
3. Step 3: Cross multiply
   1,035.72x = 1,429.09 × 662.41
4. Step 4: Simplify right side
   1,035.72x = 946,643.51
5. Step 5: Solve for x
   x = 946,643.51/1,035.72
6. Step 6: Final answer
   x = 914.00