Finding the Fourth Proportional to 7,069.72, 10,584.42 and 5,611

Step by Step Solution

1. Step 1: Write the proportion equation
   7,069.72 : 10,584.42 = 5,611 : x
2. Step 2: Convert to fraction form
   7,069.72/10,584.42 = 5,611/x
3. Step 3: Cross multiply
   7,069.72x = 10,584.42 × 5,611
4. Step 4: Simplify right side
   7,069.72x = 59,389,180.62
5. Step 5: Solve for x
   x = 59,389,180.62/7,069.72
6. Step 6: Final answer
   x = 8,400.50