Finding the Third Proportional to 39,904 and 60,724

Step by Step Solution

1. Step 1: Write the proportion equation
   39,904 : 60,724 = 60,724 : x
2. Step 2: Convert to fraction form
   39,904/60,724 = 60,724/x
3. Step 3: Cross multiply
   39,904x = 60,724 × 60,724
4. Step 4: Simplify right side
   39,904x = 3,687,404,176
5. Step 5: Solve for x
   x = 3,687,404,176/39,904
6. Step 6: Final answer
   x = 92,406.88