Finding the Fourth Proportional to 2,079,550.17, 3,119,300.55 and 659,618.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079,550.17 : 3,119,300.55 = 659,618.55 : x
2. Step 2: Convert to fraction form
   2,079,550.17/3,119,300.55 = 659,618.55/x
3. Step 3: Cross multiply
   2,079,550.17x = 3,119,300.55 × 659,618.55
4. Step 4: Simplify right side
   2,079,550.17x = 2,057,548,505,805.20
5. Step 5: Solve for x
   x = 2,057,548,505,805.20/2,079,550.17
6. Step 6: Final answer
   x = 989,419.99