Finding the Third Proportional to 26,017.50 and 56,131.50

Step by Step Solution

1. Step 1: Write the proportion equation
   26,017.50 : 56,131.50 = 56,131.50 : x
2. Step 2: Convert to fraction form
   26,017.50/56,131.50 = 56,131.50/x
3. Step 3: Cross multiply
   26,017.50x = 56,131.50 × 56,131.50
4. Step 4: Simplify right side
   26,017.50x = 3,150,745,292.25
5. Step 5: Solve for x
   x = 3,150,745,292.25/26,017.50
6. Step 6: Final answer
   x = 121,101.00