Finding the Fourth Proportional to 1,673.72, 2,310.56 and 1,084.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,673.72 : 2,310.56 = 1,084.73 : x
2. Step 2: Convert to fraction form
   1,673.72/2,310.56 = 1,084.73/x
3. Step 3: Cross multiply
   1,673.72x = 2,310.56 × 1,084.73
4. Step 4: Simplify right side
   1,673.72x = 2,506,333.75
5. Step 5: Solve for x
   x = 2,506,333.75/1,673.72
6. Step 6: Final answer
   x = 1,497.46