Finding the Third Proportional to 7,765.88 and 16,630.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,765.88 : 16,630.31 = 16,630.31 : x
2. Step 2: Convert to fraction form
   7,765.88/16,630.31 = 16,630.31/x
3. Step 3: Cross multiply
   7,765.88x = 16,630.31 × 16,630.31
4. Step 4: Simplify right side
   7,765.88x = 276,567,293.85
5. Step 5: Solve for x
   x = 276,567,293.85/7,765.88
6. Step 6: Final answer
   x = 35,613.15