Finding the Fourth Proportional to 12,967.56, 19,444.38 and 4,081.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,967.56 : 19,444.38 = 4,081.23 : x
2. Step 2: Convert to fraction form
   12,967.56/19,444.38 = 4,081.23/x
3. Step 3: Cross multiply
   12,967.56x = 19,444.38 × 4,081.23
4. Step 4: Simplify right side
   12,967.56x = 79,356,928.47
5. Step 5: Solve for x
   x = 79,356,928.47/12,967.56
6. Step 6: Final answer
   x = 6,119.65