Finding the Fourth Proportional to 2,546, 3,816.36 and 1,086.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,546 : 3,816.36 = 1,086.08 : x
2. Step 2: Convert to fraction form
   2,546/3,816.36 = 1,086.08/x
3. Step 3: Cross multiply
   2,546x = 3,816.36 × 1,086.08
4. Step 4: Simplify right side
   2,546x = 4,144,872.27
5. Step 5: Solve for x
   x = 4,144,872.27/2,546
6. Step 6: Final answer
   x = 1,627.99