Finding the Third Proportional to 67,403 and 105,726

Step by Step Solution

1. Step 1: Write the proportion equation
   67,403 : 105,726 = 105,726 : x
2. Step 2: Convert to fraction form
   67,403/105,726 = 105,726/x
3. Step 3: Cross multiply
   67,403x = 105,726 × 105,726
4. Step 4: Simplify right side
   67,403x = 11,177,987,076
5. Step 5: Solve for x
   x = 11,177,987,076/67,403
6. Step 6: Final answer
   x = 165,838.12