Finding the Fourth Proportional to 9,666.18, 14,504.52 and 6,380.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,666.18 : 14,504.52 = 6,380.82 : x
2. Step 2: Convert to fraction form
   9,666.18/14,504.52 = 6,380.82/x
3. Step 3: Cross multiply
   9,666.18x = 14,504.52 × 6,380.82
4. Step 4: Simplify right side
   9,666.18x = 92,550,731.31
5. Step 5: Solve for x
   x = 92,550,731.31/9,666.18
6. Step 6: Final answer
   x = 9,574.70