Finding the Third Proportional to 30,960 and 45,708

Step by Step Solution

1. Step 1: Write the proportion equation
   30,960 : 45,708 = 45,708 : x
2. Step 2: Convert to fraction form
   30,960/45,708 = 45,708/x
3. Step 3: Cross multiply
   30,960x = 45,708 × 45,708
4. Step 4: Simplify right side
   30,960x = 2,089,221,264
5. Step 5: Solve for x
   x = 2,089,221,264/30,960
6. Step 6: Final answer
   x = 67,481.31