Finding the Third Proportional to 54,648 and 73,440

Step by Step Solution

1. Step 1: Write the proportion equation
   54,648 : 73,440 = 73,440 : x
2. Step 2: Convert to fraction form
   54,648/73,440 = 73,440/x
3. Step 3: Cross multiply
   54,648x = 73,440 × 73,440
4. Step 4: Simplify right side
   54,648x = 5,393,433,600
5. Step 5: Solve for x
   x = 5,393,433,600/54,648
6. Step 6: Final answer
   x = 98,694.07