Finding the Fourth Proportional to 22,451.84, 30,983.58 and 12,892.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,451.84 : 30,983.58 = 12,892.04 : x
2. Step 2: Convert to fraction form
   22,451.84/30,983.58 = 12,892.04/x
3. Step 3: Cross multiply
   22,451.84x = 30,983.58 × 12,892.04
4. Step 4: Simplify right side
   22,451.84x = 399,441,552.70
5. Step 5: Solve for x
   x = 399,441,552.70/22,451.84
6. Step 6: Final answer
   x = 17,791.04