Finding the Fourth Proportional to 2,063.29, 3,095.86 and 830.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,063.29 : 3,095.86 = 830.37 : x
2. Step 2: Convert to fraction form
   2,063.29/3,095.86 = 830.37/x
3. Step 3: Cross multiply
   2,063.29x = 3,095.86 × 830.37
4. Step 4: Simplify right side
   2,063.29x = 2,570,709.27
5. Step 5: Solve for x
   x = 2,570,709.27/2,063.29
6. Step 6: Final answer
   x = 1,245.93