Finding the Fourth Proportional to 2,062.80, 2,846.61 and 1,178.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,062.80 : 2,846.61 = 1,178.69 : x
2. Step 2: Convert to fraction form
   2,062.80/2,846.61 = 1,178.69/x
3. Step 3: Cross multiply
   2,062.80x = 2,846.61 × 1,178.69
4. Step 4: Simplify right side
   2,062.80x = 3,355,256.51
5. Step 5: Solve for x
   x = 3,355,256.51/2,062.80
6. Step 6: Final answer
   x = 1,626.55