Finding the Fourth Proportional to 7,069.89, 9,756.72 and 3,926.67

Step by Step Solution

1. Step 1: Write the proportion equation
   7,069.89 : 9,756.72 = 3,926.67 : x
2. Step 2: Convert to fraction form
   7,069.89/9,756.72 = 3,926.67/x
3. Step 3: Cross multiply
   7,069.89x = 9,756.72 × 3,926.67
4. Step 4: Simplify right side
   7,069.89x = 38,311,419.72
5. Step 5: Solve for x
   x = 38,311,419.72/7,069.89
6. Step 6: Final answer
   x = 5,418.96