Finding the Third Proportional to 40,530 and 64,748

Step by Step Solution

1. Step 1: Write the proportion equation
   40,530 : 64,748 = 64,748 : x
2. Step 2: Convert to fraction form
   40,530/64,748 = 64,748/x
3. Step 3: Cross multiply
   40,530x = 64,748 × 64,748
4. Step 4: Simplify right side
   40,530x = 4,192,303,504
5. Step 5: Solve for x
   x = 4,192,303,504/40,530
6. Step 6: Final answer
   x = 103,437.05