Finding the Fourth Proportional to 23,061.36, 31,829.31 and 15,100.68

Step by Step Solution

1. Step 1: Write the proportion equation
   23,061.36 : 31,829.31 = 15,100.68 : x
2. Step 2: Convert to fraction form
   23,061.36/31,829.31 = 15,100.68/x
3. Step 3: Cross multiply
   23,061.36x = 31,829.31 × 15,100.68
4. Step 4: Simplify right side
   23,061.36x = 480,644,224.93
5. Step 5: Solve for x
   x = 480,644,224.93/23,061.36
6. Step 6: Final answer
   x = 20,841.97