Finding the Fourth Proportional to 7,260.81, 10,019.46 and 4,276.07

Step by Step Solution

1. Step 1: Write the proportion equation
   7,260.81 : 10,019.46 = 4,276.07 : x
2. Step 2: Convert to fraction form
   7,260.81/10,019.46 = 4,276.07/x
3. Step 3: Cross multiply
   7,260.81x = 10,019.46 × 4,276.07
4. Step 4: Simplify right side
   7,260.81x = 42,843,912.32
5. Step 5: Solve for x
   x = 42,843,912.32/7,260.81
6. Step 6: Final answer
   x = 5,900.71