Finding the Fourth Proportional to 3,629,218.78, 5,008,131.36 and 1,997,314.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,629,218.78 : 5,008,131.36 = 1,997,314.24 : x
2. Step 2: Convert to fraction form
   3,629,218.78/5,008,131.36 = 1,997,314.24/x
3. Step 3: Cross multiply
   3,629,218.78x = 5,008,131.36 × 1,997,314.24
4. Step 4: Simplify right side
   3,629,218.78x = 10,002,812,065,328.10
5. Step 5: Solve for x
   x = 10,002,812,065,328.10/3,629,218.78
6. Step 6: Final answer
   x = 2,756,188.77