Finding the Third Proportional to 38,993 and 55,762

Step by Step Solution

1. Step 1: Write the proportion equation
   38,993 : 55,762 = 55,762 : x
2. Step 2: Convert to fraction form
   38,993/55,762 = 55,762/x
3. Step 3: Cross multiply
   38,993x = 55,762 × 55,762
4. Step 4: Simplify right side
   38,993x = 3,109,400,644
5. Step 5: Solve for x
   x = 3,109,400,644/38,993
6. Step 6: Final answer
   x = 79,742.53