Finding the Fourth Proportional to 3,061.49, 4,222.98 and 2,472.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.49 : 4,222.98 = 2,472.81 : x
2. Step 2: Convert to fraction form
   3,061.49/4,222.98 = 2,472.81/x
3. Step 3: Cross multiply
   3,061.49x = 4,222.98 × 2,472.81
4. Step 4: Simplify right side
   3,061.49x = 10,442,627.17
5. Step 5: Solve for x
   x = 10,442,627.17/3,061.49
6. Step 6: Final answer
   x = 3,410.97