Finding the Fourth Proportional to 6,118.32, 9,178.56 and 1,959.24

Step by Step Solution

1. Step 1: Write the proportion equation
   6,118.32 : 9,178.56 = 1,959.24 : x
2. Step 2: Convert to fraction form
   6,118.32/9,178.56 = 1,959.24/x
3. Step 3: Cross multiply
   6,118.32x = 9,178.56 × 1,959.24
4. Step 4: Simplify right side
   6,118.32x = 17,983,001.89
5. Step 5: Solve for x
   x = 17,983,001.89/6,118.32
6. Step 6: Final answer
   x = 2,939.21