Finding the Fourth Proportional to 1,423,625.91, 1,964,603.94 and 779,046.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423,625.91 : 1,964,603.94 = 779,046.15 : x
2. Step 2: Convert to fraction form
   1,423,625.91/1,964,603.94 = 779,046.15/x
3. Step 3: Cross multiply
   1,423,625.91x = 1,964,603.94 × 779,046.15
4. Step 4: Simplify right side
   1,423,625.91x = 1,530,517,135,731.83
5. Step 5: Solve for x
   x = 1,530,517,135,731.83/1,423,625.91
6. Step 6: Final answer
   x = 1,075,083.79