Finding the Fourth Proportional to 1,109.95, 1,665.83 and 562.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109.95 : 1,665.83 = 562.29 : x
2. Step 2: Convert to fraction form
   1,109.95/1,665.83 = 562.29/x
3. Step 3: Cross multiply
   1,109.95x = 1,665.83 × 562.29
4. Step 4: Simplify right side
   1,109.95x = 936,684.08
5. Step 5: Solve for x
   x = 936,684.08/1,109.95
6. Step 6: Final answer
   x = 843.90