Finding the Third Proportional to 26,213,678 and 39,320,499

Step by Step Solution

1. Step 1: Write the proportion equation
   26,213,678 : 39,320,499 = 39,320,499 : x
2. Step 2: Convert to fraction form
   26,213,678/39,320,499 = 39,320,499/x
3. Step 3: Cross multiply
   26,213,678x = 39,320,499 × 39,320,499
4. Step 4: Simplify right side
   26,213,678x = 1,546,101,641,609,001
5. Step 5: Solve for x
   x = 1,546,101,641,609,001/26,213,678
6. Step 6: Final answer
   x = 58,980,721.50