Finding the Third Proportional to 65,457 and 140,934

Step by Step Solution

1. Step 1: Write the proportion equation
   65,457 : 140,934 = 140,934 : x
2. Step 2: Convert to fraction form
   65,457/140,934 = 140,934/x
3. Step 3: Cross multiply
   65,457x = 140,934 × 140,934
4. Step 4: Simplify right side
   65,457x = 19,862,392,356
5. Step 5: Solve for x
   x = 19,862,392,356/65,457
6. Step 6: Final answer
   x = 303,441.84