Finding the Fourth Proportional to 19,862.27, 29,785.83 and 5,819.30

Step by Step Solution

1. Step 1: Write the proportion equation
   19,862.27 : 29,785.83 = 5,819.30 : x
2. Step 2: Convert to fraction form
   19,862.27/29,785.83 = 5,819.30/x
3. Step 3: Cross multiply
   19,862.27x = 29,785.83 × 5,819.30
4. Step 4: Simplify right side
   19,862.27x = 173,332,509.77
5. Step 5: Solve for x
   x = 173,332,509.77/19,862.27
6. Step 6: Final answer
   x = 8,726.72