Finding the Fourth Proportional to 2,606.67, 3,889.73 and 2,544.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.67 : 3,889.73 = 2,544.12 : x
2. Step 2: Convert to fraction form
   2,606.67/3,889.73 = 2,544.12/x
3. Step 3: Cross multiply
   2,606.67x = 3,889.73 × 2,544.12
4. Step 4: Simplify right side
   2,606.67x = 9,895,946.25
5. Step 5: Solve for x
   x = 9,895,946.25/2,606.67
6. Step 6: Final answer
   x = 3,796.39