Finding the Fourth Proportional to 9,559.95, 13,193.17 and 5,311.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,559.95 : 13,193.17 = 5,311.02 : x
2. Step 2: Convert to fraction form
   9,559.95/13,193.17 = 5,311.02/x
3. Step 3: Cross multiply
   9,559.95x = 13,193.17 × 5,311.02
4. Step 4: Simplify right side
   9,559.95x = 70,069,123.77
5. Step 5: Solve for x
   x = 70,069,123.77/9,559.95
6. Step 6: Final answer
   x = 7,329.45