Finding the Third Proportional to 38,956 and 55,707

Step by Step Solution

1. Step 1: Write the proportion equation
   38,956 : 55,707 = 55,707 : x
2. Step 2: Convert to fraction form
   38,956/55,707 = 55,707/x
3. Step 3: Cross multiply
   38,956x = 55,707 × 55,707
4. Step 4: Simplify right side
   38,956x = 3,103,269,849
5. Step 5: Solve for x
   x = 3,103,269,849/38,956
6. Step 6: Final answer
   x = 79,660.90