Finding the Fourth Proportional to 2,242.42, 3,094.43 and 1,247.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,242.42 : 3,094.43 = 1,247.69 : x
2. Step 2: Convert to fraction form
   2,242.42/3,094.43 = 1,247.69/x
3. Step 3: Cross multiply
   2,242.42x = 3,094.43 × 1,247.69
4. Step 4: Simplify right side
   2,242.42x = 3,860,889.37
5. Step 5: Solve for x
   x = 3,860,889.37/2,242.42
6. Step 6: Final answer
   x = 1,721.75