Finding the Third Proportional to 57,469.50 and 89,193

Step by Step Solution

1. Step 1: Write the proportion equation
   57,469.50 : 89,193 = 89,193 : x
2. Step 2: Convert to fraction form
   57,469.50/89,193 = 89,193/x
3. Step 3: Cross multiply
   57,469.50x = 89,193 × 89,193
4. Step 4: Simplify right side
   57,469.50x = 7,955,391,249
5. Step 5: Solve for x
   x = 7,955,391,249/57,469.50
6. Step 6: Final answer
   x = 138,428.06