Finding the Fourth Proportional to 863,061.09, 1,294,544.67 and 264,022.25

Step by Step Solution

1. Step 1: Write the proportion equation
   863,061.09 : 1,294,544.67 = 264,022.25 : x
2. Step 2: Convert to fraction form
   863,061.09/1,294,544.67 = 264,022.25/x
3. Step 3: Cross multiply
   863,061.09x = 1,294,544.67 × 264,022.25
4. Step 4: Simplify right side
   863,061.09x = 341,788,591,463.37
5. Step 5: Solve for x
   x = 341,788,591,463.37/863,061.09
6. Step 6: Final answer
   x = 396,019.00