Finding the Third Proportional to 70,494 and 109,320

Step by Step Solution

1. Step 1: Write the proportion equation
   70,494 : 109,320 = 109,320 : x
2. Step 2: Convert to fraction form
   70,494/109,320 = 109,320/x
3. Step 3: Cross multiply
   70,494x = 109,320 × 109,320
4. Step 4: Simplify right side
   70,494x = 11,950,862,400
5. Step 5: Solve for x
   x = 11,950,862,400/70,494
6. Step 6: Final answer
   x = 169,530.21