Finding the Third Proportional to 67,984 and 103,415

Step by Step Solution

1. Step 1: Write the proportion equation
   67,984 : 103,415 = 103,415 : x
2. Step 2: Convert to fraction form
   67,984/103,415 = 103,415/x
3. Step 3: Cross multiply
   67,984x = 103,415 × 103,415
4. Step 4: Simplify right side
   67,984x = 10,694,662,225
5. Step 5: Solve for x
   x = 10,694,662,225/67,984
6. Step 6: Final answer
   x = 157,311.46