Finding the Fourth Proportional to 23,155.35, 31,954.41 and 12,544.98

Step by Step Solution

1. Step 1: Write the proportion equation
   23,155.35 : 31,954.41 = 12,544.98 : x
2. Step 2: Convert to fraction form
   23,155.35/31,954.41 = 12,544.98/x
3. Step 3: Cross multiply
   23,155.35x = 31,954.41 × 12,544.98
4. Step 4: Simplify right side
   23,155.35x = 400,867,395.58
5. Step 5: Solve for x
   x = 400,867,395.58/23,155.35
6. Step 6: Final answer
   x = 17,312.09