Finding the Third Proportional to 25,864,161 and 43,105,198.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,864,161 : 43,105,198.50 = 43,105,198.50 : x
2. Step 2: Convert to fraction form
   25,864,161/43,105,198.50 = 43,105,198.50/x
3. Step 3: Cross multiply
   25,864,161x = 43,105,198.50 × 43,105,198.50
4. Step 4: Simplify right side
   25,864,161x = 1,858,058,137,724,402.25
5. Step 5: Solve for x
   x = 1,858,058,137,724,402.25/25,864,161
6. Step 6: Final answer
   x = 71,839,103.45