Finding the Third Proportional to 9,591,580 and 20,069,912

Step by Step Solution

1. Step 1: Write the proportion equation
   9,591,580 : 20,069,912 = 20,069,912 : x
2. Step 2: Convert to fraction form
   9,591,580/20,069,912 = 20,069,912/x
3. Step 3: Cross multiply
   9,591,580x = 20,069,912 × 20,069,912
4. Step 4: Simplify right side
   9,591,580x = 402,801,367,687,744
5. Step 5: Solve for x
   x = 402,801,367,687,744/9,591,580
6. Step 6: Final answer
   x = 41,995,309.19