Finding the Fourth Proportional to 2,242.94, 3,094.89 and 1,248.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,242.94 : 3,094.89 = 1,248.20 : x
2. Step 2: Convert to fraction form
   2,242.94/3,094.89 = 1,248.20/x
3. Step 3: Cross multiply
   2,242.94x = 3,094.89 × 1,248.20
4. Step 4: Simplify right side
   2,242.94x = 3,863,026.22
5. Step 5: Solve for x
   x = 3,863,026.22/2,242.94
6. Step 6: Final answer
   x = 1,722.31