Finding the Fourth Proportional to 14,367.45, 21,553.83 and 6,470.16

Step by Step Solution

1. Step 1: Write the proportion equation
   14,367.45 : 21,553.83 = 6,470.16 : x
2. Step 2: Convert to fraction form
   14,367.45/21,553.83 = 6,470.16/x
3. Step 3: Cross multiply
   14,367.45x = 21,553.83 × 6,470.16
4. Step 4: Simplify right side
   14,367.45x = 139,456,647.89
5. Step 5: Solve for x
   x = 139,456,647.89/14,367.45
6. Step 6: Final answer
   x = 9,706.43