Finding the Third Proportional to 26,110 and 42,031.50

Step by Step Solution

1. Step 1: Write the proportion equation
   26,110 : 42,031.50 = 42,031.50 : x
2. Step 2: Convert to fraction form
   26,110/42,031.50 = 42,031.50/x
3. Step 3: Cross multiply
   26,110x = 42,031.50 × 42,031.50
4. Step 4: Simplify right side
   26,110x = 1,766,646,992.25
5. Step 5: Solve for x
   x = 1,766,646,992.25/26,110
6. Step 6: Final answer
   x = 67,661.70