Finding the Third Proportional to 57,449 and 82,743.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,449 : 82,743.50 = 82,743.50 : x
2. Step 2: Convert to fraction form
   57,449/82,743.50 = 82,743.50/x
3. Step 3: Cross multiply
   57,449x = 82,743.50 × 82,743.50
4. Step 4: Simplify right side
   57,449x = 6,846,486,792.25
5. Step 5: Solve for x
   x = 6,846,486,792.25/57,449
6. Step 6: Final answer
   x = 119,175.04