Finding the Third Proportional to 38,885 and 57,507.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,885 : 57,507.50 = 57,507.50 : x
2. Step 2: Convert to fraction form
   38,885/57,507.50 = 57,507.50/x
3. Step 3: Cross multiply
   38,885x = 57,507.50 × 57,507.50
4. Step 4: Simplify right side
   38,885x = 3,307,112,556.25
5. Step 5: Solve for x
   x = 3,307,112,556.25/38,885
6. Step 6: Final answer
   x = 85,048.54