Finding the Fourth Proportional to 2,853,003.69, 3,930,528.09 and 1,992,200.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,853,003.69 : 3,930,528.09 = 1,992,200.49 : x
2. Step 2: Convert to fraction form
   2,853,003.69/3,930,528.09 = 1,992,200.49/x
3. Step 3: Cross multiply
   2,853,003.69x = 3,930,528.09 × 1,992,200.49
4. Step 4: Simplify right side
   2,853,003.69x = 7,830,399,986,856.76
5. Step 5: Solve for x
   x = 7,830,399,986,856.76/2,853,003.69
6. Step 6: Final answer
   x = 2,744,616.14