Finding the Fourth Proportional to 2,665,360.72, 3,998,037.97 and 868,241.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,360.72 : 3,998,037.97 = 868,241.31 : x
2. Step 2: Convert to fraction form
   2,665,360.72/3,998,037.97 = 868,241.31/x
3. Step 3: Cross multiply
   2,665,360.72x = 3,998,037.97 × 868,241.31
4. Step 4: Simplify right side
   2,665,360.72x = 3,471,261,704,512.35
5. Step 5: Solve for x
   x = 3,471,261,704,512.35/2,665,360.72
6. Step 6: Final answer
   x = 1,302,360.95