Finding the Fourth Proportional to 2,583.75, 3,889.69 and 2,354.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,583.75 : 3,889.69 = 2,354.12 : x
2. Step 2: Convert to fraction form
   2,583.75/3,889.69 = 2,354.12/x
3. Step 3: Cross multiply
   2,583.75x = 3,889.69 × 2,354.12
4. Step 4: Simplify right side
   2,583.75x = 9,156,777.57
5. Step 5: Solve for x
   x = 9,156,777.57/2,583.75
6. Step 6: Final answer
   x = 3,543.99