Finding the Third Proportional to 7,765,062 and 12,010,980

Step by Step Solution

1. Step 1: Write the proportion equation
   7,765,062 : 12,010,980 = 12,010,980 : x
2. Step 2: Convert to fraction form
   7,765,062/12,010,980 = 12,010,980/x
3. Step 3: Cross multiply
   7,765,062x = 12,010,980 × 12,010,980
4. Step 4: Simplify right side
   7,765,062x = 144,263,640,560,400
5. Step 5: Solve for x
   x = 144,263,640,560,400/7,765,062
6. Step 6: Final answer
   x = 18,578,556.17