Finding the Fourth Proportional to 22,465.71, 31,002.71 and 12,256.83

Step by Step Solution

1. Step 1: Write the proportion equation
   22,465.71 : 31,002.71 = 12,256.83 : x
2. Step 2: Convert to fraction form
   22,465.71/31,002.71 = 12,256.83/x
3. Step 3: Cross multiply
   22,465.71x = 31,002.71 × 12,256.83
4. Step 4: Simplify right side
   22,465.71x = 379,994,884.73
5. Step 5: Solve for x
   x = 379,994,884.73/22,465.71
6. Step 6: Final answer
   x = 16,914.44