Finding the Third Proportional to 26,250.75 and 42,109.45

Step by Step Solution

1. Step 1: Write the proportion equation
   26,250.75 : 42,109.45 = 42,109.45 : x
2. Step 2: Convert to fraction form
   26,250.75/42,109.45 = 42,109.45/x
3. Step 3: Cross multiply
   26,250.75x = 42,109.45 × 42,109.45
4. Step 4: Simplify right side
   26,250.75x = 1,773,206,042.49
5. Step 5: Solve for x
   x = 1,773,206,042.49/26,250.75
6. Step 6: Final answer
   x = 67,548.78