Finding the Fourth Proportional to 3,411.82, 4,706.88 and 2,150.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,411.82 : 4,706.88 = 2,150.62 : x
2. Step 2: Convert to fraction form
   3,411.82/4,706.88 = 2,150.62/x
3. Step 3: Cross multiply
   3,411.82x = 4,706.88 × 2,150.62
4. Step 4: Simplify right side
   3,411.82x = 10,122,710.27
5. Step 5: Solve for x
   x = 10,122,710.27/3,411.82
6. Step 6: Final answer
   x = 2,966.95