Finding the Fourth Proportional to 1,109.83, 1,665.76 and 562.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109.83 : 1,665.76 = 562.39 : x
2. Step 2: Convert to fraction form
   1,109.83/1,665.76 = 562.39/x
3. Step 3: Cross multiply
   1,109.83x = 1,665.76 × 562.39
4. Step 4: Simplify right side
   1,109.83x = 936,806.77
5. Step 5: Solve for x
   x = 936,806.77/1,109.83
6. Step 6: Final answer
   x = 844.10