Finding the Fourth Proportional to 23,123.41, 31,912.01 and 13,052.75

Step by Step Solution

1. Step 1: Write the proportion equation
   23,123.41 : 31,912.01 = 13,052.75 : x
2. Step 2: Convert to fraction form
   23,123.41/31,912.01 = 13,052.75/x
3. Step 3: Cross multiply
   23,123.41x = 31,912.01 × 13,052.75
4. Step 4: Simplify right side
   23,123.41x = 416,539,488.53
5. Step 5: Solve for x
   x = 416,539,488.53/23,123.41
6. Step 6: Final answer
   x = 18,013.76