Finding the Fourth Proportional to 12,846.20, 17,727.46 and 7,541.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,846.20 : 17,727.46 = 7,541.51 : x
2. Step 2: Convert to fraction form
   12,846.20/17,727.46 = 7,541.51/x
3. Step 3: Cross multiply
   12,846.20x = 17,727.46 × 7,541.51
4. Step 4: Simplify right side
   12,846.20x = 133,691,709.37
5. Step 5: Solve for x
   x = 133,691,709.37/12,846.20
6. Step 6: Final answer
   x = 10,407.11