Finding the Fourth Proportional to 1,105,716.56, 1,656,846.84 and 769,414.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,716.56 : 1,656,846.84 = 769,414.28 : x
2. Step 2: Convert to fraction form
   1,105,716.56/1,656,846.84 = 769,414.28/x
3. Step 3: Cross multiply
   1,105,716.56x = 1,656,846.84 × 769,414.28
4. Step 4: Simplify right side
   1,105,716.56x = 1,274,801,618,468.88
5. Step 5: Solve for x
   x = 1,274,801,618,468.88/1,105,716.56
6. Step 6: Final answer
   x = 1,152,918.99