Finding the Fourth Proportional to 2,556.20, 3,527.49 and 1,671.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556.20 : 3,527.49 = 1,671.98 : x
2. Step 2: Convert to fraction form
   2,556.20/3,527.49 = 1,671.98/x
3. Step 3: Cross multiply
   2,556.20x = 3,527.49 × 1,671.98
4. Step 4: Simplify right side
   2,556.20x = 5,897,896.50
5. Step 5: Solve for x
   x = 5,897,896.50/2,556.20
6. Step 6: Final answer
   x = 2,307.29