Finding the Fourth Proportional to 2,548.70, 3,821.61 and 882.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548.70 : 3,821.61 = 882.32 : x
2. Step 2: Convert to fraction form
   2,548.70/3,821.61 = 882.32/x
3. Step 3: Cross multiply
   2,548.70x = 3,821.61 × 882.32
4. Step 4: Simplify right side
   2,548.70x = 3,371,863.83
5. Step 5: Solve for x
   x = 3,371,863.83/2,548.70
6. Step 6: Final answer
   x = 1,322.98