Finding the Fourth Proportional to 12,367.11, 17,061.53 and 7,057.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,367.11 : 17,061.53 = 7,057.56 : x
2. Step 2: Convert to fraction form
   12,367.11/17,061.53 = 7,057.56/x
3. Step 3: Cross multiply
   12,367.11x = 17,061.53 × 7,057.56
4. Step 4: Simplify right side
   12,367.11x = 120,412,736.38
5. Step 5: Solve for x
   x = 120,412,736.38/12,367.11
6. Step 6: Final answer
   x = 9,736.53