Finding the Fourth Proportional to 2,945.48, 4,419 and 997.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,945.48 : 4,419 = 997.82 : x
2. Step 2: Convert to fraction form
   2,945.48/4,419 = 997.82/x
3. Step 3: Cross multiply
   2,945.48x = 4,419 × 997.82
4. Step 4: Simplify right side
   2,945.48x = 4,409,366.58
5. Step 5: Solve for x
   x = 4,409,366.58/2,945.48
6. Step 6: Final answer
   x = 1,496.99