Finding the Fourth Proportional to 12,574.71, 18,862.02 and 3,810.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,574.71 : 18,862.02 = 3,810.33 : x
2. Step 2: Convert to fraction form
   12,574.71/18,862.02 = 3,810.33/x
3. Step 3: Cross multiply
   12,574.71x = 18,862.02 × 3,810.33
4. Step 4: Simplify right side
   12,574.71x = 71,870,520.67
5. Step 5: Solve for x
   x = 71,870,520.67/12,574.71
6. Step 6: Final answer
   x = 5,715.48