Finding the Third Proportional to 3,818.13 and 8,118.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,818.13 : 8,118.88 = 8,118.88 : x
2. Step 2: Convert to fraction form
   3,818.13/8,118.88 = 8,118.88/x
3. Step 3: Cross multiply
   3,818.13x = 8,118.88 × 8,118.88
4. Step 4: Simplify right side
   3,818.13x = 65,916,131.27
5. Step 5: Solve for x
   x = 65,916,131.27/3,818.13
6. Step 6: Final answer
   x = 17,264.01