Finding the Fourth Proportional to 3,061.36, 4,220.61 and 2,434

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.36 : 4,220.61 = 2,434 : x
2. Step 2: Convert to fraction form
   3,061.36/4,220.61 = 2,434/x
3. Step 3: Cross multiply
   3,061.36x = 4,220.61 × 2,434
4. Step 4: Simplify right side
   3,061.36x = 10,272,964.74
5. Step 5: Solve for x
   x = 10,272,964.74/3,061.36
6. Step 6: Final answer
   x = 3,355.69