Finding the Third Proportional to 64,179 and 140,022

Step by Step Solution

1. Step 1: Write the proportion equation
   64,179 : 140,022 = 140,022 : x
2. Step 2: Convert to fraction form
   64,179/140,022 = 140,022/x
3. Step 3: Cross multiply
   64,179x = 140,022 × 140,022
4. Step 4: Simplify right side
   64,179x = 19,606,160,484
5. Step 5: Solve for x
   x = 19,606,160,484/64,179
6. Step 6: Final answer
   x = 305,491.84