Finding the Fourth Proportional to 1,937, 2,673.42 and 1,109

Step by Step Solution

1. Step 1: Write the proportion equation
   1,937 : 2,673.42 = 1,109 : x
2. Step 2: Convert to fraction form
   1,937/2,673.42 = 1,109/x
3. Step 3: Cross multiply
   1,937x = 2,673.42 × 1,109
4. Step 4: Simplify right side
   1,937x = 2,964,822.78
5. Step 5: Solve for x
   x = 2,964,822.78/1,937
6. Step 6: Final answer
   x = 1,530.63