Finding the Fourth Proportional to 2,881.33, 4,315.43 and 2,548.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,881.33 : 4,315.43 = 2,548.82 : x
2. Step 2: Convert to fraction form
   2,881.33/4,315.43 = 2,548.82/x
3. Step 3: Cross multiply
   2,881.33x = 4,315.43 × 2,548.82
4. Step 4: Simplify right side
   2,881.33x = 10,999,271.45
5. Step 5: Solve for x
   x = 10,999,271.45/2,881.33
6. Step 6: Final answer
   x = 3,817.43