Finding the Fourth Proportional to 16,412.50, 22,649.34 and 8,960.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,412.50 : 22,649.34 = 8,960.50 : x
2. Step 2: Convert to fraction form
   16,412.50/22,649.34 = 8,960.50/x
3. Step 3: Cross multiply
   16,412.50x = 22,649.34 × 8,960.50
4. Step 4: Simplify right side
   16,412.50x = 202,949,411.07
5. Step 5: Solve for x
   x = 202,949,411.07/16,412.50
6. Step 6: Final answer
   x = 12,365.54