Finding the Fourth Proportional to 9,198.42, 12,697.50 and 9,063.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,198.42 : 12,697.50 = 9,063.42 : x
2. Step 2: Convert to fraction form
   9,198.42/12,697.50 = 9,063.42/x
3. Step 3: Cross multiply
   9,198.42x = 12,697.50 × 9,063.42
4. Step 4: Simplify right side
   9,198.42x = 115,082,775.45
5. Step 5: Solve for x
   x = 115,082,775.45/9,198.42
6. Step 6: Final answer
   x = 12,511.15