Finding the Fourth Proportional to 3,506.52, 4,839.84 and 2,109

Step by Step Solution

1. Step 1: Write the proportion equation
   3,506.52 : 4,839.84 = 2,109 : x
2. Step 2: Convert to fraction form
   3,506.52/4,839.84 = 2,109/x
3. Step 3: Cross multiply
   3,506.52x = 4,839.84 × 2,109
4. Step 4: Simplify right side
   3,506.52x = 10,207,222.56
5. Step 5: Solve for x
   x = 10,207,222.56/3,506.52
6. Step 6: Final answer
   x = 2,910.93