Finding the Fourth Proportional to 2,546.55, 3,506.43 and 2,230.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,546.55 : 3,506.43 = 2,230.05 : x
2. Step 2: Convert to fraction form
   2,546.55/3,506.43 = 2,230.05/x
3. Step 3: Cross multiply
   2,546.55x = 3,506.43 × 2,230.05
4. Step 4: Simplify right side
   2,546.55x = 7,819,514.22
5. Step 5: Solve for x
   x = 7,819,514.22/2,546.55
6. Step 6: Final answer
   x = 3,070.63