Finding the Fourth Proportional to 682,826.54, 942,300.72 and 376,902.99

Step by Step Solution

1. Step 1: Write the proportion equation
   682,826.54 : 942,300.72 = 376,902.99 : x
2. Step 2: Convert to fraction form
   682,826.54/942,300.72 = 376,902.99/x
3. Step 3: Cross multiply
   682,826.54x = 942,300.72 × 376,902.99
4. Step 4: Simplify right side
   682,826.54x = 355,155,958,847.15
5. Step 5: Solve for x
   x = 355,155,958,847.15/682,826.54
6. Step 6: Final answer
   x = 520,126.18