Finding the Fourth Proportional to 2,572.89, 3,836.75 and 2,549.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572.89 : 3,836.75 = 2,549.51 : x
2. Step 2: Convert to fraction form
   2,572.89/3,836.75 = 2,549.51/x
3. Step 3: Cross multiply
   2,572.89x = 3,836.75 × 2,549.51
4. Step 4: Simplify right side
   2,572.89x = 9,781,800.56
5. Step 5: Solve for x
   x = 9,781,800.56/2,572.89
6. Step 6: Final answer
   x = 3,801.87