Finding the Fourth Proportional to 2,057,019.93, 3,087,520.07 and 992,811.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,019.93 : 3,087,520.07 = 992,811.15 : x
2. Step 2: Convert to fraction form
   2,057,019.93/3,087,520.07 = 992,811.15/x
3. Step 3: Cross multiply
   2,057,019.93x = 3,087,520.07 × 992,811.15
4. Step 4: Simplify right side
   2,057,019.93x = 3,065,324,346,380.72
5. Step 5: Solve for x
   x = 3,065,324,346,380.72/2,057,019.93
6. Step 6: Final answer
   x = 1,490,177.27