Finding the Fourth Proportional to 5,118.72, 7,667.88 and 3,944.62

Step by Step Solution

1. Step 1: Write the proportion equation
   5,118.72 : 7,667.88 = 3,944.62 : x
2. Step 2: Convert to fraction form
   5,118.72/7,667.88 = 3,944.62/x
3. Step 3: Cross multiply
   5,118.72x = 7,667.88 × 3,944.62
4. Step 4: Simplify right side
   5,118.72x = 30,246,872.81
5. Step 5: Solve for x
   x = 30,246,872.81/5,118.72
6. Step 6: Final answer
   x = 5,909.07