Finding the Third Proportional to 57,110.25 and 83,716.75

Step by Step Solution

1. Step 1: Write the proportion equation
   57,110.25 : 83,716.75 = 83,716.75 : x
2. Step 2: Convert to fraction form
   57,110.25/83,716.75 = 83,716.75/x
3. Step 3: Cross multiply
   57,110.25x = 83,716.75 × 83,716.75
4. Step 4: Simplify right side
   57,110.25x = 7,008,494,230.56
5. Step 5: Solve for x
   x = 7,008,494,230.56/57,110.25
6. Step 6: Final answer
   x = 122,718.68