Finding the Fourth Proportional to 1,777,993,510,944.10, 2,666,472,875,020.60 and 688,647,541,610.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,777,993,510,944.10 : 2,666,472,875,020.60 = 688,647,541,610.10 : x
2. Step 2: Convert to fraction form
   1,777,993,510,944.10/2,666,472,875,020.60 = 688,647,541,610.10/x
3. Step 3: Cross multiply
   1,777,993,510,944.10x = 2,666,472,875,020.60 × 688,647,541,610.10
4. Step 4: Simplify right side
   1,777,993,510,944.10x = 1,836,259,990,152,951,749,410,816
5. Step 5: Solve for x
   x = 1,836,259,990,152,951,749,410,816/1,777,993,510,944.10
6. Step 6: Final answer
   x = 1,032,770,917,807.18