Finding the Fourth Proportional to 1,456,198.70, 2,009,563.56 and 811,659.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,198.70 : 2,009,563.56 = 811,659.83 : x
2. Step 2: Convert to fraction form
   1,456,198.70/2,009,563.56 = 811,659.83/x
3. Step 3: Cross multiply
   1,456,198.70x = 2,009,563.56 × 811,659.83
4. Step 4: Simplify right side
   1,456,198.70x = 1,631,082,007,435.98
5. Step 5: Solve for x
   x = 1,631,082,007,435.98/1,456,198.70
6. Step 6: Final answer
   x = 1,120,095.78