Finding the Fourth Proportional to 3,673,422.50, 5,069,383.72 and 2,019,639.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,673,422.50 : 5,069,383.72 = 2,019,639.49 : x
2. Step 2: Convert to fraction form
   3,673,422.50/5,069,383.72 = 2,019,639.49/x
3. Step 3: Cross multiply
   3,673,422.50x = 5,069,383.72 × 2,019,639.49
4. Step 4: Simplify right side
   3,673,422.50x = 10,238,327,533,152.54
5. Step 5: Solve for x
   x = 10,238,327,533,152.54/3,673,422.50
6. Step 6: Final answer
   x = 2,787,135.85