Finding the Fourth Proportional to 3,606.09, 5,428.27 and 2,573.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,606.09 : 5,428.27 = 2,573.25 : x
2. Step 2: Convert to fraction form
   3,606.09/5,428.27 = 2,573.25/x
3. Step 3: Cross multiply
   3,606.09x = 5,428.27 × 2,573.25
4. Step 4: Simplify right side
   3,606.09x = 13,968,295.78
5. Step 5: Solve for x
   x = 13,968,295.78/3,606.09
6. Step 6: Final answer
   x = 3,873.53