Finding the Fourth Proportional to 16,022.76, 22,109.91 and 9,308.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,022.76 : 22,109.91 = 9,308.25 : x
2. Step 2: Convert to fraction form
   16,022.76/22,109.91 = 9,308.25/x
3. Step 3: Cross multiply
   16,022.76x = 22,109.91 × 9,308.25
4. Step 4: Simplify right side
   16,022.76x = 205,804,569.76
5. Step 5: Solve for x
   x = 205,804,569.76/16,022.76
6. Step 6: Final answer
   x = 12,844.51