Finding the Fourth Proportional to 3,548.89, 4,898.31 and 2,057.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,548.89 : 4,898.31 = 2,057.63 : x
2. Step 2: Convert to fraction form
   3,548.89/4,898.31 = 2,057.63/x
3. Step 3: Cross multiply
   3,548.89x = 4,898.31 × 2,057.63
4. Step 4: Simplify right side
   3,548.89x = 10,078,885.11
5. Step 5: Solve for x
   x = 10,078,885.11/3,548.89
6. Step 6: Final answer
   x = 2,840.01