Finding the Third Proportional to 3,462.89 and 7,654.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,462.89 : 7,654.78 = 7,654.78 : x
2. Step 2: Convert to fraction form
   3,462.89/7,654.78 = 7,654.78/x
3. Step 3: Cross multiply
   3,462.89x = 7,654.78 × 7,654.78
4. Step 4: Simplify right side
   3,462.89x = 58,595,675.99
5. Step 5: Solve for x
   x = 58,595,675.99/3,462.89
6. Step 6: Final answer
   x = 16,921.03