Finding the Fourth Proportional to 22,164.31, 30,586.16 and 12,092.75

Step by Step Solution

1. Step 1: Write the proportion equation
   22,164.31 : 30,586.16 = 12,092.75 : x
2. Step 2: Convert to fraction form
   22,164.31/30,586.16 = 12,092.75/x
3. Step 3: Cross multiply
   22,164.31x = 30,586.16 × 12,092.75
4. Step 4: Simplify right side
   22,164.31x = 369,870,905.12
5. Step 5: Solve for x
   x = 369,870,905.12/22,164.31
6. Step 6: Final answer
   x = 16,687.68