Finding the Fourth Proportional to 3,451.95, 5,179.82 and 1,603.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,451.95 : 5,179.82 = 1,603.94 : x
2. Step 2: Convert to fraction form
   3,451.95/5,179.82 = 1,603.94/x
3. Step 3: Cross multiply
   3,451.95x = 5,179.82 × 1,603.94
4. Step 4: Simplify right side
   3,451.95x = 8,308,086.57
5. Step 5: Solve for x
   x = 8,308,086.57/3,451.95
6. Step 6: Final answer
   x = 2,406.78