Finding the Fourth Proportional to 3,216,816.48, 4,435,456.41 and 2,399,601.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,216,816.48 : 4,435,456.41 = 2,399,601.42 : x
2. Step 2: Convert to fraction form
   3,216,816.48/4,435,456.41 = 2,399,601.42/x
3. Step 3: Cross multiply
   3,216,816.48x = 4,435,456.41 × 2,399,601.42
4. Step 4: Simplify right side
   3,216,816.48x = 10,643,327,499,784.10
5. Step 5: Solve for x
   x = 10,643,327,499,784.10/3,216,816.48
6. Step 6: Final answer
   x = 3,308,652.38