Finding the Third Proportional to 57,150 and 84,067.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,150 : 84,067.50 = 84,067.50 : x
2. Step 2: Convert to fraction form
   57,150/84,067.50 = 84,067.50/x
3. Step 3: Cross multiply
   57,150x = 84,067.50 × 84,067.50
4. Step 4: Simplify right side
   57,150x = 7,067,344,556.25
5. Step 5: Solve for x
   x = 7,067,344,556.25/57,150
6. Step 6: Final answer
   x = 123,663.07