Finding the Fourth Proportional to 2,077.75, 2,867.86 and 1,193.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.75 : 2,867.86 = 1,193.69 : x
2. Step 2: Convert to fraction form
   2,077.75/2,867.86 = 1,193.69/x
3. Step 3: Cross multiply
   2,077.75x = 2,867.86 × 1,193.69
4. Step 4: Simplify right side
   2,077.75x = 3,423,321.62
5. Step 5: Solve for x
   x = 3,423,321.62/2,077.75
6. Step 6: Final answer
   x = 1,647.61