Finding the Fourth Proportional to 22,944.07, 31,662.61 and 12,872.29

Step by Step Solution

1. Step 1: Write the proportion equation
   22,944.07 : 31,662.61 = 12,872.29 : x
2. Step 2: Convert to fraction form
   22,944.07/31,662.61 = 12,872.29/x
3. Step 3: Cross multiply
   22,944.07x = 31,662.61 × 12,872.29
4. Step 4: Simplify right side
   22,944.07x = 407,570,318.51
5. Step 5: Solve for x
   x = 407,570,318.51/22,944.07
6. Step 6: Final answer
   x = 17,763.65