Finding the Third Proportional to 67,383 and 105,389

Step by Step Solution

1. Step 1: Write the proportion equation
   67,383 : 105,389 = 105,389 : x
2. Step 2: Convert to fraction form
   67,383/105,389 = 105,389/x
3. Step 3: Cross multiply
   67,383x = 105,389 × 105,389
4. Step 4: Simplify right side
   67,383x = 11,106,841,321
5. Step 5: Solve for x
   x = 11,106,841,321/67,383
6. Step 6: Final answer
   x = 164,831.51