Finding the Fourth Proportional to 2,059.34, 3,087.09 and 825.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.34 : 3,087.09 = 825.98 : x
2. Step 2: Convert to fraction form
   2,059.34/3,087.09 = 825.98/x
3. Step 3: Cross multiply
   2,059.34x = 3,087.09 × 825.98
4. Step 4: Simplify right side
   2,059.34x = 2,549,859.16
5. Step 5: Solve for x
   x = 2,549,859.16/2,059.34
6. Step 6: Final answer
   x = 1,238.20