Finding the Fourth Proportional to 22,809.98, 31,469.10 and 16,855.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,809.98 : 31,469.10 = 16,855.94 : x
2. Step 2: Convert to fraction form
   22,809.98/31,469.10 = 16,855.94/x
3. Step 3: Cross multiply
   22,809.98x = 31,469.10 × 16,855.94
4. Step 4: Simplify right side
   22,809.98x = 530,441,261.45
5. Step 5: Solve for x
   x = 530,441,261.45/22,809.98
6. Step 6: Final answer
   x = 23,254.79