Finding the Fourth Proportional to 3,944.83, 5,915.71 and 1,312.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,944.83 : 5,915.71 = 1,312.24 : x
2. Step 2: Convert to fraction form
   3,944.83/5,915.71 = 1,312.24/x
3. Step 3: Cross multiply
   3,944.83x = 5,915.71 × 1,312.24
4. Step 4: Simplify right side
   3,944.83x = 7,762,831.29
5. Step 5: Solve for x
   x = 7,762,831.29/3,944.83
6. Step 6: Final answer
   x = 1,967.85