Finding the Fourth Proportional to 863,061.18, 1,294,544.82 and 264,022.34

Step by Step Solution

1. Step 1: Write the proportion equation
   863,061.18 : 1,294,544.82 = 264,022.34 : x
2. Step 2: Convert to fraction form
   863,061.18/1,294,544.82 = 264,022.34/x
3. Step 3: Cross multiply
   863,061.18x = 1,294,544.82 × 264,022.34
4. Step 4: Simplify right side
   863,061.18x = 341,788,746,138.56
5. Step 5: Solve for x
   x = 341,788,746,138.56/863,061.18
6. Step 6: Final answer
   x = 396,019.14