Finding the Third Proportional to 26,509.78 and 57,704.91

Step by Step Solution

1. Step 1: Write the proportion equation
   26,509.78 : 57,704.91 = 57,704.91 : x
2. Step 2: Convert to fraction form
   26,509.78/57,704.91 = 57,704.91/x
3. Step 3: Cross multiply
   26,509.78x = 57,704.91 × 57,704.91
4. Step 4: Simplify right side
   26,509.78x = 3,329,856,205.32
5. Step 5: Solve for x
   x = 3,329,856,205.32/26,509.78
6. Step 6: Final answer
   x = 125,608.59