Finding the Fourth Proportional to 9,522.12, 13,140.52 and 5,330.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,522.12 : 13,140.52 = 5,330.37 : x
2. Step 2: Convert to fraction form
   9,522.12/13,140.52 = 5,330.37/x
3. Step 3: Cross multiply
   9,522.12x = 13,140.52 × 5,330.37
4. Step 4: Simplify right side
   9,522.12x = 70,043,833.59
5. Step 5: Solve for x
   x = 70,043,833.59/9,522.12
6. Step 6: Final answer
   x = 7,355.91