Finding the Fourth Proportional to 16,092.78, 22,194.89 and 11,328.51

Step by Step Solution

1. Step 1: Write the proportion equation
   16,092.78 : 22,194.89 = 11,328.51 : x
2. Step 2: Convert to fraction form
   16,092.78/22,194.89 = 11,328.51/x
3. Step 3: Cross multiply
   16,092.78x = 22,194.89 × 11,328.51
4. Step 4: Simplify right side
   16,092.78x = 251,434,976.67
5. Step 5: Solve for x
   x = 251,434,976.67/16,092.78
6. Step 6: Final answer
   x = 15,624.09