Finding the Fourth Proportional to 22,314.27, 33,468.51 and 12,959.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,314.27 : 33,468.51 = 12,959.31 : x
2. Step 2: Convert to fraction form
   22,314.27/33,468.51 = 12,959.31/x
3. Step 3: Cross multiply
   22,314.27x = 33,468.51 × 12,959.31
4. Step 4: Simplify right side
   22,314.27x = 433,728,796.33
5. Step 5: Solve for x
   x = 433,728,796.33/22,314.27
6. Step 6: Final answer
   x = 19,437.28