Finding the Fourth Proportional to 2,976.59, 4,464.56 and 785.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,976.59 : 4,464.56 = 785.34 : x
2. Step 2: Convert to fraction form
   2,976.59/4,464.56 = 785.34/x
3. Step 3: Cross multiply
   2,976.59x = 4,464.56 × 785.34
4. Step 4: Simplify right side
   2,976.59x = 3,506,199.51
5. Step 5: Solve for x
   x = 3,506,199.51/2,976.59
6. Step 6: Final answer
   x = 1,177.92