Finding the Fourth Proportional to 770,044, 1,155,532.56 and 326,812

Step by Step Solution

1. Step 1: Write the proportion equation
   770,044 : 1,155,532.56 = 326,812 : x
2. Step 2: Convert to fraction form
   770,044/1,155,532.56 = 326,812/x
3. Step 3: Cross multiply
   770,044x = 1,155,532.56 × 326,812
4. Step 4: Simplify right side
   770,044x = 377,641,906,998.72
5. Step 5: Solve for x
   x = 377,641,906,998.72/770,044
6. Step 6: Final answer
   x = 490,416.01