Finding the Fourth Proportional to 15,983.83, 22,057.71 and 8,910.10

Step by Step Solution

1. Step 1: Write the proportion equation
   15,983.83 : 22,057.71 = 8,910.10 : x
2. Step 2: Convert to fraction form
   15,983.83/22,057.71 = 8,910.10/x
3. Step 3: Cross multiply
   15,983.83x = 22,057.71 × 8,910.10
4. Step 4: Simplify right side
   15,983.83x = 196,536,346.73
5. Step 5: Solve for x
   x = 196,536,346.73/15,983.83
6. Step 6: Final answer
   x = 12,295.95