Finding the Fourth Proportional to 1,104.36, 1,523.76 and 662.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,104.36 : 1,523.76 = 662.10 : x
2. Step 2: Convert to fraction form
   1,104.36/1,523.76 = 662.10/x
3. Step 3: Cross multiply
   1,104.36x = 1,523.76 × 662.10
4. Step 4: Simplify right side
   1,104.36x = 1,008,881.50
5. Step 5: Solve for x
   x = 1,008,881.50/1,104.36
6. Step 6: Final answer
   x = 913.54