Finding the Fourth Proportional to 2,060,902.29, 3,091,361.33 and 861,983.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,060,902.29 : 3,091,361.33 = 861,983.57 : x
2. Step 2: Convert to fraction form
   2,060,902.29/3,091,361.33 = 861,983.57/x
3. Step 3: Cross multiply
   2,060,902.29x = 3,091,361.33 × 861,983.57
4. Step 4: Simplify right side
   2,060,902.29x = 2,664,702,682,852.38
5. Step 5: Solve for x
   x = 2,664,702,682,852.38/2,060,902.29
6. Step 6: Final answer
   x = 1,292,978.66