Finding the Fourth Proportional to 784,308.72, 1,082,306.52 and 444,808.56

Step by Step Solution

1. Step 1: Write the proportion equation
   784,308.72 : 1,082,306.52 = 444,808.56 : x
2. Step 2: Convert to fraction form
   784,308.72/1,082,306.52 = 444,808.56/x
3. Step 3: Cross multiply
   784,308.72x = 1,082,306.52 × 444,808.56
4. Step 4: Simplify right side
   784,308.72x = 481,419,204,639.81
5. Step 5: Solve for x
   x = 481,419,204,639.81/784,308.72
6. Step 6: Final answer
   x = 613,813.40