Finding the Third Proportional to 6,678.56 and 14,362.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,678.56 : 14,362.31 = 14,362.31 : x
2. Step 2: Convert to fraction form
   6,678.56/14,362.31 = 14,362.31/x
3. Step 3: Cross multiply
   6,678.56x = 14,362.31 × 14,362.31
4. Step 4: Simplify right side
   6,678.56x = 206,276,020.35
5. Step 5: Solve for x
   x = 206,276,020.35/6,678.56
6. Step 6: Final answer
   x = 30,886.29