Finding the Third Proportional to 38,885 and 57,507

Step by Step Solution

1. Step 1: Write the proportion equation
   38,885 : 57,507 = 57,507 : x
2. Step 2: Convert to fraction form
   38,885/57,507 = 57,507/x
3. Step 3: Cross multiply
   38,885x = 57,507 × 57,507
4. Step 4: Simplify right side
   38,885x = 3,307,055,049
5. Step 5: Solve for x
   x = 3,307,055,049/38,885
6. Step 6: Final answer
   x = 85,047.06