Finding the Third Proportional to 2,451.83 and 5,377.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,451.83 : 5,377.80 = 5,377.80 : x
2. Step 2: Convert to fraction form
   2,451.83/5,377.80 = 5,377.80/x
3. Step 3: Cross multiply
   2,451.83x = 5,377.80 × 5,377.80
4. Step 4: Simplify right side
   2,451.83x = 28,920,720.24
5. Step 5: Solve for x
   x = 28,920,720.24/2,451.83
6. Step 6: Final answer
   x = 11,795.56