Finding the Fourth Proportional to 2,413,745.50, 3,621,084.49 and 917,721.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,413,745.50 : 3,621,084.49 = 917,721.18 : x
2. Step 2: Convert to fraction form
   2,413,745.50/3,621,084.49 = 917,721.18/x
3. Step 3: Cross multiply
   2,413,745.50x = 3,621,084.49 × 917,721.18
4. Step 4: Simplify right side
   2,413,745.50x = 3,323,145,931,042.50
5. Step 5: Solve for x
   x = 3,323,145,931,042.50/2,413,745.50
6. Step 6: Final answer
   x = 1,376,759.04