Finding the Fourth Proportional to 23,146.88, 31,943.01 and 12,937.51

Step by Step Solution

1. Step 1: Write the proportion equation
   23,146.88 : 31,943.01 = 12,937.51 : x
2. Step 2: Convert to fraction form
   23,146.88/31,943.01 = 12,937.51/x
3. Step 3: Cross multiply
   23,146.88x = 31,943.01 × 12,937.51
4. Step 4: Simplify right side
   23,146.88x = 413,262,786.90
5. Step 5: Solve for x
   x = 413,262,786.90/23,146.88
6. Step 6: Final answer
   x = 17,853.93