Finding the Third Proportional to 41,278.50 and 57,435.75

Step by Step Solution

1. Step 1: Write the proportion equation
   41,278.50 : 57,435.75 = 57,435.75 : x
2. Step 2: Convert to fraction form
   41,278.50/57,435.75 = 57,435.75/x
3. Step 3: Cross multiply
   41,278.50x = 57,435.75 × 57,435.75
4. Step 4: Simplify right side
   41,278.50x = 3,298,865,378.06
5. Step 5: Solve for x
   x = 3,298,865,378.06/41,278.50
6. Step 6: Final answer
   x = 79,917.28