Finding the Fourth Proportional to 3,099.05, 4,277.72 and 1,774.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,099.05 : 4,277.72 = 1,774.09 : x
2. Step 2: Convert to fraction form
   3,099.05/4,277.72 = 1,774.09/x
3. Step 3: Cross multiply
   3,099.05x = 4,277.72 × 1,774.09
4. Step 4: Simplify right side
   3,099.05x = 7,589,060.27
5. Step 5: Solve for x
   x = 7,589,060.27/3,099.05
6. Step 6: Final answer
   x = 2,448.83