Finding the Fourth Proportional to 22,423, 30,946.71 and 14,488.30

Step by Step Solution

1. Step 1: Write the proportion equation
   22,423 : 30,946.71 = 14,488.30 : x
2. Step 2: Convert to fraction form
   22,423/30,946.71 = 14,488.30/x
3. Step 3: Cross multiply
   22,423x = 30,946.71 × 14,488.30
4. Step 4: Simplify right side
   22,423x = 448,365,218.49
5. Step 5: Solve for x
   x = 448,365,218.49/22,423
6. Step 6: Final answer
   x = 19,995.77