Finding the Fourth Proportional to 2,546.79, 3,514.62 and 1,427.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,546.79 : 3,514.62 = 1,427.67 : x
2. Step 2: Convert to fraction form
   2,546.79/3,514.62 = 1,427.67/x
3. Step 3: Cross multiply
   2,546.79x = 3,514.62 × 1,427.67
4. Step 4: Simplify right side
   2,546.79x = 5,017,722.89
5. Step 5: Solve for x
   x = 5,017,722.89/2,546.79
6. Step 6: Final answer
   x = 1,970.22