Finding the Third Proportional to 67,840 and 103,336

Step by Step Solution

1. Step 1: Write the proportion equation
   67,840 : 103,336 = 103,336 : x
2. Step 2: Convert to fraction form
   67,840/103,336 = 103,336/x
3. Step 3: Cross multiply
   67,840x = 103,336 × 103,336
4. Step 4: Simplify right side
   67,840x = 10,678,328,896
5. Step 5: Solve for x
   x = 10,678,328,896/67,840
6. Step 6: Final answer
   x = 157,404.61