Finding the Third Proportional to 2,613,131,707.50 and 3,994,684,407

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613,131,707.50 : 3,994,684,407 = 3,994,684,407 : x
2. Step 2: Convert to fraction form
   2,613,131,707.50/3,994,684,407 = 3,994,684,407/x
3. Step 3: Cross multiply
   2,613,131,707.50x = 3,994,684,407 × 3,994,684,407
4. Step 4: Simplify right side
   2,613,131,707.50x = 15,957,503,511,528,941,568
5. Step 5: Solve for x
   x = 15,957,503,511,528,941,568/2,613,131,707.50
6. Step 6: Final answer
   x = 6,106,658,713.65