Finding the Third Proportional to 45,360 and 70,800

Step by Step Solution

1. Step 1: Write the proportion equation
   45,360 : 70,800 = 70,800 : x
2. Step 2: Convert to fraction form
   45,360/70,800 = 70,800/x
3. Step 3: Cross multiply
   45,360x = 70,800 × 70,800
4. Step 4: Simplify right side
   45,360x = 5,012,640,000
5. Step 5: Solve for x
   x = 5,012,640,000/45,360
6. Step 6: Final answer
   x = 110,507.94