Finding the Fourth Proportional to 3,844.51, 5,767.69 and 1,247.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,844.51 : 5,767.69 = 1,247.45 : x
2. Step 2: Convert to fraction form
   3,844.51/5,767.69 = 1,247.45/x
3. Step 3: Cross multiply
   3,844.51x = 5,767.69 × 1,247.45
4. Step 4: Simplify right side
   3,844.51x = 7,194,904.89
5. Step 5: Solve for x
   x = 7,194,904.89/3,844.51
6. Step 6: Final answer
   x = 1,871.48