Finding the Fourth Proportional to 1,191,885.45, 1,644,429.83 and 682,494.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191,885.45 : 1,644,429.83 = 682,494.09 : x
2. Step 2: Convert to fraction form
   1,191,885.45/1,644,429.83 = 682,494.09/x
3. Step 3: Cross multiply
   1,191,885.45x = 1,644,429.83 × 682,494.09
4. Step 4: Simplify right side
   1,191,885.45x = 1,122,313,636,982.23
5. Step 5: Solve for x
   x = 1,122,313,636,982.23/1,191,885.45
6. Step 6: Final answer
   x = 941,628.78