Finding the Fourth Proportional to 2,062.25, 3,094.38 and 830.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,062.25 : 3,094.38 = 830.54 : x
2. Step 2: Convert to fraction form
   2,062.25/3,094.38 = 830.54/x
3. Step 3: Cross multiply
   2,062.25x = 3,094.38 × 830.54
4. Step 4: Simplify right side
   2,062.25x = 2,570,006.37
5. Step 5: Solve for x
   x = 2,570,006.37/2,062.25
6. Step 6: Final answer
   x = 1,246.21