Finding the Third Proportional to 65,298 and 141,288

Step by Step Solution

1. Step 1: Write the proportion equation
   65,298 : 141,288 = 141,288 : x
2. Step 2: Convert to fraction form
   65,298/141,288 = 141,288/x
3. Step 3: Cross multiply
   65,298x = 141,288 × 141,288
4. Step 4: Simplify right side
   65,298x = 19,962,298,944
5. Step 5: Solve for x
   x = 19,962,298,944/65,298
6. Step 6: Final answer
   x = 305,710.73