Finding the Fourth Proportional to 7,219.71, 10,831.00 and 3,059.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,219.71 : 10,831.00 = 3,059.69 : x
2. Step 2: Convert to fraction form
   7,219.71/10,831.00 = 3,059.69/x
3. Step 3: Cross multiply
   7,219.71x = 10,831.00 × 3,059.69
4. Step 4: Simplify right side
   7,219.71x = 33,139,440.59
5. Step 5: Solve for x
   x = 33,139,440.59/7,219.71
6. Step 6: Final answer
   x = 4,590.13