Finding the Fourth Proportional to 2,077.90, 2,867.25 and 1,146.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.90 : 2,867.25 = 1,146.34 : x
2. Step 2: Convert to fraction form
   2,077.90/2,867.25 = 1,146.34/x
3. Step 3: Cross multiply
   2,077.90x = 2,867.25 × 1,146.34
4. Step 4: Simplify right side
   2,077.90x = 3,286,843.37
5. Step 5: Solve for x
   x = 3,286,843.37/2,077.90
6. Step 6: Final answer
   x = 1,581.81