Finding the Fourth Proportional to 1,807.62, 2,494.96 and 1,144.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,807.62 : 2,494.96 = 1,144.50 : x
2. Step 2: Convert to fraction form
   1,807.62/2,494.96 = 1,144.50/x
3. Step 3: Cross multiply
   1,807.62x = 2,494.96 × 1,144.50
4. Step 4: Simplify right side
   1,807.62x = 2,855,481.72
5. Step 5: Solve for x
   x = 2,855,481.72/1,807.62
6. Step 6: Final answer
   x = 1,579.69