Finding the Fourth Proportional to 2,491,128.98, 3,437,768.52 and 1,403,413.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491,128.98 : 3,437,768.52 = 1,403,413.58 : x
2. Step 2: Convert to fraction form
   2,491,128.98/3,437,768.52 = 1,403,413.58/x
3. Step 3: Cross multiply
   2,491,128.98x = 3,437,768.52 × 1,403,413.58
4. Step 4: Simplify right side
   2,491,128.98x = 4,824,611,025,864.50
5. Step 5: Solve for x
   x = 4,824,611,025,864.50/2,491,128.98
6. Step 6: Final answer
   x = 1,936,716.67