Finding the Third Proportional to 67,342 and 99,710

Step by Step Solution

1. Step 1: Write the proportion equation
   67,342 : 99,710 = 99,710 : x
2. Step 2: Convert to fraction form
   67,342/99,710 = 99,710/x
3. Step 3: Cross multiply
   67,342x = 99,710 × 99,710
4. Step 4: Simplify right side
   67,342x = 9,942,084,100
5. Step 5: Solve for x
   x = 9,942,084,100/67,342
6. Step 6: Final answer
   x = 147,635.71