Finding the Third Proportional to 45,960 and 67,480

Step by Step Solution

1. Step 1: Write the proportion equation
   45,960 : 67,480 = 67,480 : x
2. Step 2: Convert to fraction form
   45,960/67,480 = 67,480/x
3. Step 3: Cross multiply
   45,960x = 67,480 × 67,480
4. Step 4: Simplify right side
   45,960x = 4,553,550,400
5. Step 5: Solve for x
   x = 4,553,550,400/45,960
6. Step 6: Final answer
   x = 99,076.38