Finding the Fourth Proportional to 2,979.32, 4,468.56 and 788.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,979.32 : 4,468.56 = 788.24 : x
2. Step 2: Convert to fraction form
   2,979.32/4,468.56 = 788.24/x
3. Step 3: Cross multiply
   2,979.32x = 4,468.56 × 788.24
4. Step 4: Simplify right side
   2,979.32x = 3,522,297.73
5. Step 5: Solve for x
   x = 3,522,297.73/2,979.32
6. Step 6: Final answer
   x = 1,182.25