Finding the Fourth Proportional to 22,164.48, 30,587.19 and 12,092.85

Step by Step Solution

1. Step 1: Write the proportion equation
   22,164.48 : 30,587.19 = 12,092.85 : x
2. Step 2: Convert to fraction form
   22,164.48/30,587.19 = 12,092.85/x
3. Step 3: Cross multiply
   22,164.48x = 30,587.19 × 12,092.85
4. Step 4: Simplify right side
   22,164.48x = 369,886,300.59
5. Step 5: Solve for x
   x = 369,886,300.59/22,164.48
6. Step 6: Final answer
   x = 16,688.25