Finding the Third Proportional to 2,311.66 and 4,987.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,311.66 : 4,987.83 = 4,987.83 : x
2. Step 2: Convert to fraction form
   2,311.66/4,987.83 = 4,987.83/x
3. Step 3: Cross multiply
   2,311.66x = 4,987.83 × 4,987.83
4. Step 4: Simplify right side
   2,311.66x = 24,878,429.40
5. Step 5: Solve for x
   x = 24,878,429.40/2,311.66
6. Step 6: Final answer
   x = 10,762.13