Finding the Fourth Proportional to 22,692.84, 31,287.90 and 17,903.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,692.84 : 31,287.90 = 17,903.31 : x
2. Step 2: Convert to fraction form
   22,692.84/31,287.90 = 17,903.31/x
3. Step 3: Cross multiply
   22,692.84x = 31,287.90 × 17,903.31
4. Step 4: Simplify right side
   22,692.84x = 560,156,972.95
5. Step 5: Solve for x
   x = 560,156,972.95/22,692.84
6. Step 6: Final answer
   x = 24,684.30