Finding the Fourth Proportional to 2,074.15, 3,107.72 and 1,747.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.15 : 3,107.72 = 1,747.32 : x
2. Step 2: Convert to fraction form
   2,074.15/3,107.72 = 1,747.32/x
3. Step 3: Cross multiply
   2,074.15x = 3,107.72 × 1,747.32
4. Step 4: Simplify right side
   2,074.15x = 5,430,181.31
5. Step 5: Solve for x
   x = 5,430,181.31/2,074.15
6. Step 6: Final answer
   x = 2,618.03