Finding the Fourth Proportional to 11,844.32, 17,764.34 and 3,078.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,844.32 : 17,764.34 = 3,078.69 : x
2. Step 2: Convert to fraction form
   11,844.32/17,764.34 = 3,078.69/x
3. Step 3: Cross multiply
   11,844.32x = 17,764.34 × 3,078.69
4. Step 4: Simplify right side
   11,844.32x = 54,690,880.52
5. Step 5: Solve for x
   x = 54,690,880.52/11,844.32
6. Step 6: Final answer
   x = 4,617.48