Finding the Third Proportional to 2,702.78 and 3,867.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,702.78 : 3,867.83 = 3,867.83 : x
2. Step 2: Convert to fraction form
   2,702.78/3,867.83 = 3,867.83/x
3. Step 3: Cross multiply
   2,702.78x = 3,867.83 × 3,867.83
4. Step 4: Simplify right side
   2,702.78x = 14,960,101.96
5. Step 5: Solve for x
   x = 14,960,101.96/2,702.78
6. Step 6: Final answer
   x = 5,535.08