Finding the Fourth Proportional to 23,106.18, 31,886.54 and 12,495.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,106.18 : 31,886.54 = 12,495.82 : x
2. Step 2: Convert to fraction form
   23,106.18/31,886.54 = 12,495.82/x
3. Step 3: Cross multiply
   23,106.18x = 31,886.54 × 12,495.82
4. Step 4: Simplify right side
   23,106.18x = 398,448,464.26
5. Step 5: Solve for x
   x = 398,448,464.26/23,106.18
6. Step 6: Final answer
   x = 17,244.24