Finding the Fourth Proportional to 9,934.46, 14,914.72 and 6,662.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,934.46 : 14,914.72 = 6,662.20 : x
2. Step 2: Convert to fraction form
   9,934.46/14,914.72 = 6,662.20/x
3. Step 3: Cross multiply
   9,934.46x = 14,914.72 × 6,662.20
4. Step 4: Simplify right side
   9,934.46x = 99,364,847.58
5. Step 5: Solve for x
   x = 99,364,847.58/9,934.46
6. Step 6: Final answer
   x = 10,002.04