Finding the Fourth Proportional to 2,561.90, 3,846.45 and 2,014.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561.90 : 3,846.45 = 2,014.70 : x
2. Step 2: Convert to fraction form
   2,561.90/3,846.45 = 2,014.70/x
3. Step 3: Cross multiply
   2,561.90x = 3,846.45 × 2,014.70
4. Step 4: Simplify right side
   2,561.90x = 7,749,442.82
5. Step 5: Solve for x
   x = 7,749,442.82/2,561.90
6. Step 6: Final answer
   x = 3,024.88