Finding the Fourth Proportional to 2,665,397.46, 3,998,093.10 and 868,278.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,397.46 : 3,998,093.10 = 868,278.06 : x
2. Step 2: Convert to fraction form
   2,665,397.46/3,998,093.10 = 868,278.06/x
3. Step 3: Cross multiply
   2,665,397.46x = 3,998,093.10 × 868,278.06
4. Step 4: Simplify right side
   2,665,397.46x = 3,471,456,520,567.39
5. Step 5: Solve for x
   x = 3,471,456,520,567.39/2,665,397.46
6. Step 6: Final answer
   x = 1,302,416.08