Finding the Fourth Proportional to 2,443.18, 3,371.43 and 1,511.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.18 : 3,371.43 = 1,511.50 : x
2. Step 2: Convert to fraction form
   2,443.18/3,371.43 = 1,511.50/x
3. Step 3: Cross multiply
   2,443.18x = 3,371.43 × 1,511.50
4. Step 4: Simplify right side
   2,443.18x = 5,095,916.45
5. Step 5: Solve for x
   x = 5,095,916.45/2,443.18
6. Step 6: Final answer
   x = 2,085.77