Finding the Fourth Proportional to 2,085.77, 2,873.35 and 1,754.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085.77 : 2,873.35 = 1,754.21 : x
2. Step 2: Convert to fraction form
   2,085.77/2,873.35 = 1,754.21/x
3. Step 3: Cross multiply
   2,085.77x = 2,873.35 × 1,754.21
4. Step 4: Simplify right side
   2,085.77x = 5,040,459.30
5. Step 5: Solve for x
   x = 5,040,459.30/2,085.77
6. Step 6: Final answer
   x = 2,416.59