Finding the Third Proportional to 54,117 and 73,722

Step by Step Solution

1. Step 1: Write the proportion equation
   54,117 : 73,722 = 73,722 : x
2. Step 2: Convert to fraction form
   54,117/73,722 = 73,722/x
3. Step 3: Cross multiply
   54,117x = 73,722 × 73,722
4. Step 4: Simplify right side
   54,117x = 5,434,933,284
5. Step 5: Solve for x
   x = 5,434,933,284/54,117
6. Step 6: Final answer
   x = 100,429.32