Finding the Third Proportional to 3,900.66 and 8,060.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,900.66 : 8,060.34 = 8,060.34 : x
2. Step 2: Convert to fraction form
   3,900.66/8,060.34 = 8,060.34/x
3. Step 3: Cross multiply
   3,900.66x = 8,060.34 × 8,060.34
4. Step 4: Simplify right side
   3,900.66x = 64,969,141.37
5. Step 5: Solve for x
   x = 64,969,141.37/3,900.66
6. Step 6: Final answer
   x = 16,655.95