Finding the Fourth Proportional to 16,054.69, 22,155.47 and 8,981.11

Step by Step Solution

1. Step 1: Write the proportion equation
   16,054.69 : 22,155.47 = 8,981.11 : x
2. Step 2: Convert to fraction form
   16,054.69/22,155.47 = 8,981.11/x
3. Step 3: Cross multiply
   16,054.69x = 22,155.47 × 8,981.11
4. Step 4: Simplify right side
   16,054.69x = 198,980,713.17
5. Step 5: Solve for x
   x = 198,980,713.17/16,054.69
6. Step 6: Final answer
   x = 12,393.93