Finding the Fourth Proportional to 2,665,005.90, 3,997,788.91 and 868,029.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,005.90 : 3,997,788.91 = 868,029.41 : x
2. Step 2: Convert to fraction form
   2,665,005.90/3,997,788.91 = 868,029.41/x
3. Step 3: Cross multiply
   2,665,005.90x = 3,997,788.91 × 868,029.41
4. Step 4: Simplify right side
   2,665,005.90x = 3,470,198,326,692.83
5. Step 5: Solve for x
   x = 3,470,198,326,692.83/2,665,005.90
6. Step 6: Final answer
   x = 1,302,135.33