Finding the Third Proportional to 5,104.31 and 8,021.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,104.31 : 8,021.06 = 8,021.06 : x
2. Step 2: Convert to fraction form
   5,104.31/8,021.06 = 8,021.06/x
3. Step 3: Cross multiply
   5,104.31x = 8,021.06 × 8,021.06
4. Step 4: Simplify right side
   5,104.31x = 64,337,443.63
5. Step 5: Solve for x
   x = 64,337,443.63/5,104.31
6. Step 6: Final answer
   x = 12,604.53