Finding the Third Proportional to 30,545 and 64,951

Step by Step Solution

1. Step 1: Write the proportion equation
   30,545 : 64,951 = 64,951 : x
2. Step 2: Convert to fraction form
   30,545/64,951 = 64,951/x
3. Step 3: Cross multiply
   30,545x = 64,951 × 64,951
4. Step 4: Simplify right side
   30,545x = 4,218,632,401
5. Step 5: Solve for x
   x = 4,218,632,401/30,545
6. Step 6: Final answer
   x = 138,112.04