Finding the Third Proportional to 2,551.32 and 3,865.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,551.32 : 3,865.34 = 3,865.34 : x
2. Step 2: Convert to fraction form
   2,551.32/3,865.34 = 3,865.34/x
3. Step 3: Cross multiply
   2,551.32x = 3,865.34 × 3,865.34
4. Step 4: Simplify right side
   2,551.32x = 14,940,833.23
5. Step 5: Solve for x
   x = 14,940,833.23/2,551.32
6. Step 6: Final answer
   x = 5,856.11