Finding the Fourth Proportional to 22,156.62, 30,575.49 and 12,085.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,156.62 : 30,575.49 = 12,085.04 : x
2. Step 2: Convert to fraction form
   22,156.62/30,575.49 = 12,085.04/x
3. Step 3: Cross multiply
   22,156.62x = 30,575.49 × 12,085.04
4. Step 4: Simplify right side
   22,156.62x = 369,505,866.79
5. Step 5: Solve for x
   x = 369,505,866.79/22,156.62
6. Step 6: Final answer
   x = 16,677.00