Finding the Fourth Proportional to 3,505.50, 4,837.59 and 2,108.70

Step by Step Solution

1. Step 1: Write the proportion equation
   3,505.50 : 4,837.59 = 2,108.70 : x
2. Step 2: Convert to fraction form
   3,505.50/4,837.59 = 2,108.70/x
3. Step 3: Cross multiply
   3,505.50x = 4,837.59 × 2,108.70
4. Step 4: Simplify right side
   3,505.50x = 10,201,026.03
5. Step 5: Solve for x
   x = 10,201,026.03/3,505.50
6. Step 6: Final answer
   x = 2,910.01