Finding the Fourth Proportional to 9,766.52, 13,477.50 and 5,574.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,766.52 : 13,477.50 = 5,574.56 : x
2. Step 2: Convert to fraction form
   9,766.52/13,477.50 = 5,574.56/x
3. Step 3: Cross multiply
   9,766.52x = 13,477.50 × 5,574.56
4. Step 4: Simplify right side
   9,766.52x = 75,131,132.40
5. Step 5: Solve for x
   x = 75,131,132.40/9,766.52
6. Step 6: Final answer
   x = 7,692.72