Finding the Fourth Proportional to 22,721.94, 31,338.48 and 14,766.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,721.94 : 31,338.48 = 14,766.72 : x
2. Step 2: Convert to fraction form
   22,721.94/31,338.48 = 14,766.72/x
3. Step 3: Cross multiply
   22,721.94x = 31,338.48 × 14,766.72
4. Step 4: Simplify right side
   22,721.94x = 462,766,559.39
5. Step 5: Solve for x
   x = 462,766,559.39/22,721.94
6. Step 6: Final answer
   x = 20,366.51