Finding the Third Proportional to 26,878.50 and 57,449.25

Step by Step Solution

1. Step 1: Write the proportion equation
   26,878.50 : 57,449.25 = 57,449.25 : x
2. Step 2: Convert to fraction form
   26,878.50/57,449.25 = 57,449.25/x
3. Step 3: Cross multiply
   26,878.50x = 57,449.25 × 57,449.25
4. Step 4: Simplify right side
   26,878.50x = 3,300,416,325.56
5. Step 5: Solve for x
   x = 3,300,416,325.56/26,878.50
6. Step 6: Final answer
   x = 122,790.20