Finding the Fourth Proportional to 2,057,502.42, 3,073,739.61 and 1,331,933.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,502.42 : 3,073,739.61 = 1,331,933.21 : x
2. Step 2: Convert to fraction form
   2,057,502.42/3,073,739.61 = 1,331,933.21/x
3. Step 3: Cross multiply
   2,057,502.42x = 3,073,739.61 × 1,331,933.21
4. Step 4: Simplify right side
   2,057,502.42x = 4,094,015,858,791.78
5. Step 5: Solve for x
   x = 4,094,015,858,791.78/2,057,502.42
6. Step 6: Final answer
   x = 1,989,798.81