Finding the Third Proportional to 1,236,558,550.50 and 2,666,821,875

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,558,550.50 : 2,666,821,875 = 2,666,821,875 : x
2. Step 2: Convert to fraction form
   1,236,558,550.50/2,666,821,875 = 2,666,821,875/x
3. Step 3: Cross multiply
   1,236,558,550.50x = 2,666,821,875 × 2,666,821,875
4. Step 4: Simplify right side
   1,236,558,550.50x = 7,111,938,912,978,515,968
5. Step 5: Solve for x
   x = 7,111,938,912,978,515,968/1,236,558,550.50
6. Step 6: Final answer
   x = 5,751,396,818.29