Finding the Fourth Proportional to 1,673.33, 2,506.32 and 1,089.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,673.33 : 2,506.32 = 1,089.18 : x
2. Step 2: Convert to fraction form
   1,673.33/2,506.32 = 1,089.18/x
3. Step 3: Cross multiply
   1,673.33x = 2,506.32 × 1,089.18
4. Step 4: Simplify right side
   1,673.33x = 2,729,833.62
5. Step 5: Solve for x
   x = 2,729,833.62/1,673.33
6. Step 6: Final answer
   x = 1,631.38