Finding the Fourth Proportional to 13,327.05, 19,993.88 and 3,967.03

Step by Step Solution

1. Step 1: Write the proportion equation
   13,327.05 : 19,993.88 = 3,967.03 : x
2. Step 2: Convert to fraction form
   13,327.05/19,993.88 = 3,967.03/x
3. Step 3: Cross multiply
   13,327.05x = 19,993.88 × 3,967.03
4. Step 4: Simplify right side
   13,327.05x = 79,316,321.78
5. Step 5: Solve for x
   x = 79,316,321.78/13,327.05
6. Step 6: Final answer
   x = 5,951.53