Finding the Fourth Proportional to 3,481.59, 4,801.10 and 2,085.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,481.59 : 4,801.10 = 2,085.15 : x
2. Step 2: Convert to fraction form
   3,481.59/4,801.10 = 2,085.15/x
3. Step 3: Cross multiply
   3,481.59x = 4,801.10 × 2,085.15
4. Step 4: Simplify right side
   3,481.59x = 10,011,003.24
5. Step 5: Solve for x
   x = 10,011,003.24/3,481.59
6. Step 6: Final answer
   x = 2,875.41