Finding the Fourth Proportional to 22,737, 31,382.18 and 14,788.20

Step by Step Solution

1. Step 1: Write the proportion equation
   22,737 : 31,382.18 = 14,788.20 : x
2. Step 2: Convert to fraction form
   22,737/31,382.18 = 14,788.20/x
3. Step 3: Cross multiply
   22,737x = 31,382.18 × 14,788.20
4. Step 4: Simplify right side
   22,737x = 464,085,954.28
5. Step 5: Solve for x
   x = 464,085,954.28/22,737
6. Step 6: Final answer
   x = 20,411.05