Finding the Third Proportional to 34,690 and 73,005

Step by Step Solution

1. Step 1: Write the proportion equation
   34,690 : 73,005 = 73,005 : x
2. Step 2: Convert to fraction form
   34,690/73,005 = 73,005/x
3. Step 3: Cross multiply
   34,690x = 73,005 × 73,005
4. Step 4: Simplify right side
   34,690x = 5,329,730,025
5. Step 5: Solve for x
   x = 5,329,730,025/34,690
6. Step 6: Final answer
   x = 153,638.80