Finding the Fourth Proportional to 23,078.68, 31,848.59 and 12,468.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,078.68 : 31,848.59 = 12,468.31 : x
2. Step 2: Convert to fraction form
   23,078.68/31,848.59 = 12,468.31/x
3. Step 3: Cross multiply
   23,078.68x = 31,848.59 × 12,468.31
4. Step 4: Simplify right side
   23,078.68x = 397,097,951.22
5. Step 5: Solve for x
   x = 397,097,951.22/23,078.68
6. Step 6: Final answer
   x = 17,206.27