Finding the Fourth Proportional to 12,568.29, 18,853.31 and 3,803.87

Step by Step Solution

1. Step 1: Write the proportion equation
   12,568.29 : 18,853.31 = 3,803.87 : x
2. Step 2: Convert to fraction form
   12,568.29/18,853.31 = 3,803.87/x
3. Step 3: Cross multiply
   12,568.29x = 18,853.31 × 3,803.87
4. Step 4: Simplify right side
   12,568.29x = 71,715,455.55
5. Step 5: Solve for x
   x = 71,715,455.55/12,568.29
6. Step 6: Final answer
   x = 5,706.06