Finding the Fourth Proportional to 2,870.22, 4,298.49 and 1,771.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,870.22 : 4,298.49 = 1,771.25 : x
2. Step 2: Convert to fraction form
   2,870.22/4,298.49 = 1,771.25/x
3. Step 3: Cross multiply
   2,870.22x = 4,298.49 × 1,771.25
4. Step 4: Simplify right side
   2,870.22x = 7,613,678.92
5. Step 5: Solve for x
   x = 7,613,678.92/2,870.22
6. Step 6: Final answer
   x = 2,652.65