Finding the Fourth Proportional to 834,086.06, 1,147,935.96 and 687,721.09

Step by Step Solution

1. Step 1: Write the proportion equation
   834,086.06 : 1,147,935.96 = 687,721.09 : x
2. Step 2: Convert to fraction form
   834,086.06/1,147,935.96 = 687,721.09/x
3. Step 3: Cross multiply
   834,086.06x = 1,147,935.96 × 687,721.09
4. Step 4: Simplify right side
   834,086.06x = 789,459,766,791.56
5. Step 5: Solve for x
   x = 789,459,766,791.56/834,086.06
6. Step 6: Final answer
   x = 946,496.77