Finding the Fourth Proportional to 2,665,392.33, 3,998,085.35 and 868,272.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,392.33 : 3,998,085.35 = 868,272.87 : x
2. Step 2: Convert to fraction form
   2,665,392.33/3,998,085.35 = 868,272.87/x
3. Step 3: Cross multiply
   2,665,392.33x = 3,998,085.35 × 868,272.87
4. Step 4: Simplify right side
   2,665,392.33x = 3,471,429,037,008.09
5. Step 5: Solve for x
   x = 3,471,429,037,008.09/2,665,392.33
6. Step 6: Final answer
   x = 1,302,408.28