Finding the Fourth Proportional to 1,100.59, 1,651.04 and 451.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.59 : 1,651.04 = 451.17 : x
2. Step 2: Convert to fraction form
   1,100.59/1,651.04 = 451.17/x
3. Step 3: Cross multiply
   1,100.59x = 1,651.04 × 451.17
4. Step 4: Simplify right side
   1,100.59x = 744,901.40
5. Step 5: Solve for x
   x = 744,901.40/1,100.59
6. Step 6: Final answer
   x = 676.82