Finding the Fourth Proportional to 2,815,606.69, 3,888,744.83 and 1,908,614.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,815,606.69 : 3,888,744.83 = 1,908,614.05 : x
2. Step 2: Convert to fraction form
   2,815,606.69/3,888,744.83 = 1,908,614.05/x
3. Step 3: Cross multiply
   2,815,606.69x = 3,888,744.83 × 1,908,614.05
4. Step 4: Simplify right side
   2,815,606.69x = 7,422,113,014,452.54
5. Step 5: Solve for x
   x = 7,422,113,014,452.54/2,815,606.69
6. Step 6: Final answer
   x = 2,636,061.72