Finding the Fourth Proportional to 2,038,609.29, 3,057,932.33 and 618,665.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038,609.29 : 3,057,932.33 = 618,665.37 : x
2. Step 2: Convert to fraction form
   2,038,609.29/3,057,932.33 = 618,665.37/x
3. Step 3: Cross multiply
   2,038,609.29x = 3,057,932.33 × 618,665.37
4. Step 4: Simplify right side
   2,038,609.29x = 1,891,836,836,374.41
5. Step 5: Solve for x
   x = 1,891,836,836,374.41/2,038,609.29
6. Step 6: Final answer
   x = 928,003.64