Finding the Third Proportional to 45,396,612 and 72,269,973

Step by Step Solution

1. Step 1: Write the proportion equation
   45,396,612 : 72,269,973 = 72,269,973 : x
2. Step 2: Convert to fraction form
   45,396,612/72,269,973 = 72,269,973/x
3. Step 3: Cross multiply
   45,396,612x = 72,269,973 × 72,269,973
4. Step 4: Simplify right side
   45,396,612x = 5,222,948,997,420,729
5. Step 5: Solve for x
   x = 5,222,948,997,420,729/45,396,612
6. Step 6: Final answer
   x = 115,051,515.24