Finding the Fourth Proportional to 2,774.02, 3,826.56 and 1,977.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,774.02 : 3,826.56 = 1,977.52 : x
2. Step 2: Convert to fraction form
   2,774.02/3,826.56 = 1,977.52/x
3. Step 3: Cross multiply
   2,774.02x = 3,826.56 × 1,977.52
4. Step 4: Simplify right side
   2,774.02x = 7,567,098.93
5. Step 5: Solve for x
   x = 7,567,098.93/2,774.02
6. Step 6: Final answer
   x = 2,727.85