Finding the Fourth Proportional to 22,944.47, 31,660.88 and 13,994.37

Step by Step Solution

1. Step 1: Write the proportion equation
   22,944.47 : 31,660.88 = 13,994.37 : x
2. Step 2: Convert to fraction form
   22,944.47/31,660.88 = 13,994.37/x
3. Step 3: Cross multiply
   22,944.47x = 31,660.88 × 13,994.37
4. Step 4: Simplify right side
   22,944.47x = 443,073,999.27
5. Step 5: Solve for x
   x = 443,073,999.27/22,944.47
6. Step 6: Final answer
   x = 19,310.71