Finding the Third Proportional to 34,120 and 73,422

Step by Step Solution

1. Step 1: Write the proportion equation
   34,120 : 73,422 = 73,422 : x
2. Step 2: Convert to fraction form
   34,120/73,422 = 73,422/x
3. Step 3: Cross multiply
   34,120x = 73,422 × 73,422
4. Step 4: Simplify right side
   34,120x = 5,390,790,084
5. Step 5: Solve for x
   x = 5,390,790,084/34,120
6. Step 6: Final answer
   x = 157,995.02