Finding the Fourth Proportional to 22,338.33, 30,782.46 and 15,946.89

Step by Step Solution

1. Step 1: Write the proportion equation
   22,338.33 : 30,782.46 = 15,946.89 : x
2. Step 2: Convert to fraction form
   22,338.33/30,782.46 = 15,946.89/x
3. Step 3: Cross multiply
   22,338.33x = 30,782.46 × 15,946.89
4. Step 4: Simplify right side
   22,338.33x = 490,884,503.55
5. Step 5: Solve for x
   x = 490,884,503.55/22,338.33
6. Step 6: Final answer
   x = 21,974.99