Finding the Fourth Proportional to 9,662.67, 14,487.15 and 4,729.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,662.67 : 14,487.15 = 4,729.15 : x
2. Step 2: Convert to fraction form
   9,662.67/14,487.15 = 4,729.15/x
3. Step 3: Cross multiply
   9,662.67x = 14,487.15 × 4,729.15
4. Step 4: Simplify right side
   9,662.67x = 68,511,905.42
5. Step 5: Solve for x
   x = 68,511,905.42/9,662.67
6. Step 6: Final answer
   x = 7,090.37