Finding the Fourth Proportional to 2,663,584.43, 3,995,413.52 and 866,477.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663,584.43 : 3,995,413.52 = 866,477.30 : x
2. Step 2: Convert to fraction form
   2,663,584.43/3,995,413.52 = 866,477.30/x
3. Step 3: Cross multiply
   2,663,584.43x = 3,995,413.52 × 866,477.30
4. Step 4: Simplify right side
   2,663,584.43x = 3,461,935,094,883.64
5. Step 5: Solve for x
   x = 3,461,935,094,883.64/2,663,584.43
6. Step 6: Final answer
   x = 1,299,727.94