Finding the Fourth Proportional to 3,061.40, 4,591.98 and 2,134.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.40 : 4,591.98 = 2,134.28 : x
2. Step 2: Convert to fraction form
   3,061.40/4,591.98 = 2,134.28/x
3. Step 3: Cross multiply
   3,061.40x = 4,591.98 × 2,134.28
4. Step 4: Simplify right side
   3,061.40x = 9,800,571.07
5. Step 5: Solve for x
   x = 9,800,571.07/3,061.40
6. Step 6: Final answer
   x = 3,201.34