Finding the Fourth Proportional to 1,644,146.18, 2,268,969.53 and 899,115.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,644,146.18 : 2,268,969.53 = 899,115.82 : x
2. Step 2: Convert to fraction form
   1,644,146.18/2,268,969.53 = 899,115.82/x
3. Step 3: Cross multiply
   1,644,146.18x = 2,268,969.53 × 899,115.82
4. Step 4: Simplify right side
   1,644,146.18x = 2,040,066,399,520.96
5. Step 5: Solve for x
   x = 2,040,066,399,520.96/1,644,146.18
6. Step 6: Final answer
   x = 1,240,805.97