Finding the Fourth Proportional to 1,103.53, 1,523.18 and 710.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.53 : 1,523.18 = 710.41 : x
2. Step 2: Convert to fraction form
   1,103.53/1,523.18 = 710.41/x
3. Step 3: Cross multiply
   1,103.53x = 1,523.18 × 710.41
4. Step 4: Simplify right side
   1,103.53x = 1,082,082.30
5. Step 5: Solve for x
   x = 1,082,082.30/1,103.53
6. Step 6: Final answer
   x = 980.56