Finding the Fourth Proportional to 1,100.48, 1,647.51 and 579.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.48 : 1,647.51 = 579.24 : x
2. Step 2: Convert to fraction form
   1,100.48/1,647.51 = 579.24/x
3. Step 3: Cross multiply
   1,100.48x = 1,647.51 × 579.24
4. Step 4: Simplify right side
   1,100.48x = 954,303.69
5. Step 5: Solve for x
   x = 954,303.69/1,100.48
6. Step 6: Final answer
   x = 867.17