Finding the Fourth Proportional to 9,418.10, 14,131.73 and 6,662.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,418.10 : 14,131.73 = 6,662.48 : x
2. Step 2: Convert to fraction form
   9,418.10/14,131.73 = 6,662.48/x
3. Step 3: Cross multiply
   9,418.10x = 14,131.73 × 6,662.48
4. Step 4: Simplify right side
   9,418.10x = 94,152,314.49
5. Step 5: Solve for x
   x = 94,152,314.49/9,418.10
6. Step 6: Final answer
   x = 9,996.96