Finding the Fourth Proportional to 22,092.05, 30,487 and 12,020.47

Step by Step Solution

1. Step 1: Write the proportion equation
   22,092.05 : 30,487 = 12,020.47 : x
2. Step 2: Convert to fraction form
   22,092.05/30,487 = 12,020.47/x
3. Step 3: Cross multiply
   22,092.05x = 30,487 × 12,020.47
4. Step 4: Simplify right side
   22,092.05x = 366,468,068.89
5. Step 5: Solve for x
   x = 366,468,068.89/22,092.05
6. Step 6: Final answer
   x = 16,588.23