Finding the Third Proportional to 42,622 and 64,524

Step by Step Solution

1. Step 1: Write the proportion equation
   42,622 : 64,524 = 64,524 : x
2. Step 2: Convert to fraction form
   42,622/64,524 = 64,524/x
3. Step 3: Cross multiply
   42,622x = 64,524 × 64,524
4. Step 4: Simplify right side
   42,622x = 4,163,346,576
5. Step 5: Solve for x
   x = 4,163,346,576/42,622
6. Step 6: Final answer
   x = 97,680.69