Finding the Fourth Proportional to 23,146.89, 31,942.11 and 13,076.37

Step by Step Solution

1. Step 1: Write the proportion equation
   23,146.89 : 31,942.11 = 13,076.37 : x
2. Step 2: Convert to fraction form
   23,146.89/31,942.11 = 13,076.37/x
3. Step 3: Cross multiply
   23,146.89x = 31,942.11 × 13,076.37
4. Step 4: Simplify right side
   23,146.89x = 417,686,848.94
5. Step 5: Solve for x
   x = 417,686,848.94/23,146.89
6. Step 6: Final answer
   x = 18,045.05