Finding the Fourth Proportional to 3,431.01, 5,142.87 and 2,510.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,431.01 : 5,142.87 = 2,510.49 : x
2. Step 2: Convert to fraction form
   3,431.01/5,142.87 = 2,510.49/x
3. Step 3: Cross multiply
   3,431.01x = 5,142.87 × 2,510.49
4. Step 4: Simplify right side
   3,431.01x = 12,911,123.71
5. Step 5: Solve for x
   x = 12,911,123.71/3,431.01
6. Step 6: Final answer
   x = 3,763.07