Finding the Fourth Proportional to 16,415.29, 22,650.47 and 9,341.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,415.29 : 22,650.47 = 9,341.83 : x
2. Step 2: Convert to fraction form
   16,415.29/22,650.47 = 9,341.83/x
3. Step 3: Cross multiply
   16,415.29x = 22,650.47 × 9,341.83
4. Step 4: Simplify right side
   16,415.29x = 211,596,793.45
5. Step 5: Solve for x
   x = 211,596,793.45/16,415.29
6. Step 6: Final answer
   x = 12,890.23