Finding the Fourth Proportional to 9,610.38, 14,414.36 and 7,977.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,610.38 : 14,414.36 = 7,977.42 : x
2. Step 2: Convert to fraction form
   9,610.38/14,414.36 = 7,977.42/x
3. Step 3: Cross multiply
   9,610.38x = 14,414.36 × 7,977.42
4. Step 4: Simplify right side
   9,610.38x = 114,989,363.86
5. Step 5: Solve for x
   x = 114,989,363.86/9,610.38
6. Step 6: Final answer
   x = 11,965.12