Finding the Third Proportional to 40,633 and 64,886

Step by Step Solution

1. Step 1: Write the proportion equation
   40,633 : 64,886 = 64,886 : x
2. Step 2: Convert to fraction form
   40,633/64,886 = 64,886/x
3. Step 3: Cross multiply
   40,633x = 64,886 × 64,886
4. Step 4: Simplify right side
   40,633x = 4,210,192,996
5. Step 5: Solve for x
   x = 4,210,192,996/40,633
6. Step 6: Final answer
   x = 103,615.12