Finding the Third Proportional to 67,710 and 146,719

Step by Step Solution

1. Step 1: Write the proportion equation
   67,710 : 146,719 = 146,719 : x
2. Step 2: Convert to fraction form
   67,710/146,719 = 146,719/x
3. Step 3: Cross multiply
   67,710x = 146,719 × 146,719
4. Step 4: Simplify right side
   67,710x = 21,526,464,961
5. Step 5: Solve for x
   x = 21,526,464,961/67,710
6. Step 6: Final answer
   x = 317,921.50