Finding the Third Proportional to 2,656.55 and 3,886.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,656.55 : 3,886.10 = 3,886.10 : x
2. Step 2: Convert to fraction form
   2,656.55/3,886.10 = 3,886.10/x
3. Step 3: Cross multiply
   2,656.55x = 3,886.10 × 3,886.10
4. Step 4: Simplify right side
   2,656.55x = 15,101,785.35
5. Step 5: Solve for x
   x = 15,101,785.35/2,656.55
6. Step 6: Final answer
   x = 5,684.74