Finding the Fourth Proportional to 3,607,257.50, 4,978,171.83 and 1,997,625.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,607,257.50 : 4,978,171.83 = 1,997,625.50 : x
2. Step 2: Convert to fraction form
   3,607,257.50/4,978,171.83 = 1,997,625.50/x
3. Step 3: Cross multiply
   3,607,257.50x = 4,978,171.83 × 1,997,625.50
4. Step 4: Simplify right side
   3,607,257.50x = 9,944,522,990,989.67
5. Step 5: Solve for x
   x = 9,944,522,990,989.67/3,607,257.50
6. Step 6: Final answer
   x = 2,756,809.85