Finding the Fourth Proportional to 10,934.98, 16,388.62 and 6,984.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,934.98 : 16,388.62 = 6,984.72 : x
2. Step 2: Convert to fraction form
   10,934.98/16,388.62 = 6,984.72/x
3. Step 3: Cross multiply
   10,934.98x = 16,388.62 × 6,984.72
4. Step 4: Simplify right side
   10,934.98x = 114,469,921.89
5. Step 5: Solve for x
   x = 114,469,921.89/10,934.98
6. Step 6: Final answer
   x = 10,468.23