Finding the Fourth Proportional to 2,948.30, 4,421.48 and 1,304.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,948.30 : 4,421.48 = 1,304.82 : x
2. Step 2: Convert to fraction form
   2,948.30/4,421.48 = 1,304.82/x
3. Step 3: Cross multiply
   2,948.30x = 4,421.48 × 1,304.82
4. Step 4: Simplify right side
   2,948.30x = 5,769,235.53
5. Step 5: Solve for x
   x = 5,769,235.53/2,948.30
6. Step 6: Final answer
   x = 1,956.80