Finding the Fourth Proportional to 1,108,849.42, 1,664,805.79 and 766,449.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,108,849.42 : 1,664,805.79 = 766,449.37 : x
2. Step 2: Convert to fraction form
   1,108,849.42/1,664,805.79 = 766,449.37/x
3. Step 3: Cross multiply
   1,108,849.42x = 1,664,805.79 × 766,449.37
4. Step 4: Simplify right side
   1,108,849.42x = 1,275,989,340,593.82
5. Step 5: Solve for x
   x = 1,275,989,340,593.82/1,108,849.42
6. Step 6: Final answer
   x = 1,150,732.75