Finding the Third Proportional to 27,960 and 60,840

Step by Step Solution

1. Step 1: Write the proportion equation
   27,960 : 60,840 = 60,840 : x
2. Step 2: Convert to fraction form
   27,960/60,840 = 60,840/x
3. Step 3: Cross multiply
   27,960x = 60,840 × 60,840
4. Step 4: Simplify right side
   27,960x = 3,701,505,600
5. Step 5: Solve for x
   x = 3,701,505,600/27,960
6. Step 6: Final answer
   x = 132,385.75