Finding the Fourth Proportional to 16,155.45, 22,294.77 and 9,081.87

Step by Step Solution

1. Step 1: Write the proportion equation
   16,155.45 : 22,294.77 = 9,081.87 : x
2. Step 2: Convert to fraction form
   16,155.45/22,294.77 = 9,081.87/x
3. Step 3: Cross multiply
   16,155.45x = 22,294.77 × 9,081.87
4. Step 4: Simplify right side
   16,155.45x = 202,478,202.82
5. Step 5: Solve for x
   x = 202,478,202.82/16,155.45
6. Step 6: Final answer
   x = 12,533.12