Finding the Fourth Proportional to 2,951.96, 4,428.56 and 1,004.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,951.96 : 4,428.56 = 1,004.12 : x
2. Step 2: Convert to fraction form
   2,951.96/4,428.56 = 1,004.12/x
3. Step 3: Cross multiply
   2,951.96x = 4,428.56 × 1,004.12
4. Step 4: Simplify right side
   2,951.96x = 4,446,805.67
5. Step 5: Solve for x
   x = 4,446,805.67/2,951.96
6. Step 6: Final answer
   x = 1,506.39