Finding the Fourth Proportional to 13,314.11, 19,964.21 and 3,952.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,314.11 : 19,964.21 = 3,952.83 : x
2. Step 2: Convert to fraction form
   13,314.11/19,964.21 = 3,952.83/x
3. Step 3: Cross multiply
   13,314.11x = 19,964.21 × 3,952.83
4. Step 4: Simplify right side
   13,314.11x = 78,915,183.32
5. Step 5: Solve for x
   x = 78,915,183.32/13,314.11
6. Step 6: Final answer
   x = 5,927.19