Finding the Third Proportional to 70,643.25 and 105,966

Step by Step Solution

1. Step 1: Write the proportion equation
   70,643.25 : 105,966 = 105,966 : x
2. Step 2: Convert to fraction form
   70,643.25/105,966 = 105,966/x
3. Step 3: Cross multiply
   70,643.25x = 105,966 × 105,966
4. Step 4: Simplify right side
   70,643.25x = 11,228,793,156
5. Step 5: Solve for x
   x = 11,228,793,156/70,643.25
6. Step 6: Final answer
   x = 158,950.69