Finding the Fourth Proportional to 3,510.95, 5,257.31 and 2,049.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,510.95 : 5,257.31 = 2,049.30 : x
2. Step 2: Convert to fraction form
   3,510.95/5,257.31 = 2,049.30/x
3. Step 3: Cross multiply
   3,510.95x = 5,257.31 × 2,049.30
4. Step 4: Simplify right side
   3,510.95x = 10,773,795.14
5. Step 5: Solve for x
   x = 10,773,795.14/3,510.95
6. Step 6: Final answer
   x = 3,068.63