Finding the Fourth Proportional to 2,062.84, 3,094.53 and 830.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,062.84 : 3,094.53 = 830.38 : x
2. Step 2: Convert to fraction form
   2,062.84/3,094.53 = 830.38/x
3. Step 3: Cross multiply
   2,062.84x = 3,094.53 × 830.38
4. Step 4: Simplify right side
   2,062.84x = 2,569,635.82
5. Step 5: Solve for x
   x = 2,569,635.82/2,062.84
6. Step 6: Final answer
   x = 1,245.68