Finding the Fourth Proportional to 22,625.05, 31,222.04 and 12,553.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,625.05 : 31,222.04 = 12,553.34 : x
2. Step 2: Convert to fraction form
   22,625.05/31,222.04 = 12,553.34/x
3. Step 3: Cross multiply
   22,625.05x = 31,222.04 × 12,553.34
4. Step 4: Simplify right side
   22,625.05x = 391,941,007.84
5. Step 5: Solve for x
   x = 391,941,007.84/22,625.05
6. Step 6: Final answer
   x = 17,323.32