Finding the Third Proportional to 3,819.94 and 5,111.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,819.94 : 5,111.88 = 5,111.88 : x
2. Step 2: Convert to fraction form
   3,819.94/5,111.88 = 5,111.88/x
3. Step 3: Cross multiply
   3,819.94x = 5,111.88 × 5,111.88
4. Step 4: Simplify right side
   3,819.94x = 26,131,266.02
5. Step 5: Solve for x
   x = 26,131,266.02/3,819.94
6. Step 6: Final answer
   x = 6,840.76