Finding the Fourth Proportional to 23,144.76, 31,939.63 and 13,076.46

Step by Step Solution

1. Step 1: Write the proportion equation
   23,144.76 : 31,939.63 = 13,076.46 : x
2. Step 2: Convert to fraction form
   23,144.76/31,939.63 = 13,076.46/x
3. Step 3: Cross multiply
   23,144.76x = 31,939.63 × 13,076.46
4. Step 4: Simplify right side
   23,144.76x = 417,657,261.42
5. Step 5: Solve for x
   x = 417,657,261.42/23,144.76
6. Step 6: Final answer
   x = 18,045.43