Finding the Fourth Proportional to 1,103.37, 1,654.92 and 454.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.37 : 1,654.92 = 454.10 : x
2. Step 2: Convert to fraction form
   1,103.37/1,654.92 = 454.10/x
3. Step 3: Cross multiply
   1,103.37x = 1,654.92 × 454.10
4. Step 4: Simplify right side
   1,103.37x = 751,490.90
5. Step 5: Solve for x
   x = 751,490.90/1,103.37
6. Step 6: Final answer
   x = 681.09