Finding the Fourth Proportional to 2,980.04, 4,470.26 and 788.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.04 : 4,470.26 = 788.69 : x
2. Step 2: Convert to fraction form
   2,980.04/4,470.26 = 788.69/x
3. Step 3: Cross multiply
   2,980.04x = 4,470.26 × 788.69
4. Step 4: Simplify right side
   2,980.04x = 3,525,656.59
5. Step 5: Solve for x
   x = 3,525,656.59/2,980.04
6. Step 6: Final answer
   x = 1,183.09