Finding the Fourth Proportional to 22,854.98, 31,541.49 and 12,784.37

Step by Step Solution

1. Step 1: Write the proportion equation
   22,854.98 : 31,541.49 = 12,784.37 : x
2. Step 2: Convert to fraction form
   22,854.98/31,541.49 = 12,784.37/x
3. Step 3: Cross multiply
   22,854.98x = 31,541.49 × 12,784.37
4. Step 4: Simplify right side
   22,854.98x = 403,237,920.80
5. Step 5: Solve for x
   x = 403,237,920.80/22,854.98
6. Step 6: Final answer
   x = 17,643.33