Finding the Third Proportional to 67,388 and 105,396

Step by Step Solution

1. Step 1: Write the proportion equation
   67,388 : 105,396 = 105,396 : x
2. Step 2: Convert to fraction form
   67,388/105,396 = 105,396/x
3. Step 3: Cross multiply
   67,388x = 105,396 × 105,396
4. Step 4: Simplify right side
   67,388x = 11,108,316,816
5. Step 5: Solve for x
   x = 11,108,316,816/67,388
6. Step 6: Final answer
   x = 164,841.17