Finding the Fourth Proportional to 2,057,016.43, 3,087,514.82 and 992,807.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,016.43 : 3,087,514.82 = 992,807.65 : x
2. Step 2: Convert to fraction form
   2,057,016.43/3,087,514.82 = 992,807.65/x
3. Step 3: Cross multiply
   2,057,016.43x = 3,087,514.82 × 992,807.65
4. Step 4: Simplify right side
   2,057,016.43x = 3,065,308,332,784.37
5. Step 5: Solve for x
   x = 3,065,308,332,784.37/2,057,016.43
6. Step 6: Final answer
   x = 1,490,172.02