Finding the Third Proportional to 2,111.06 and 3,154.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111.06 : 3,154.57 = 3,154.57 : x
2. Step 2: Convert to fraction form
   2,111.06/3,154.57 = 3,154.57/x
3. Step 3: Cross multiply
   2,111.06x = 3,154.57 × 3,154.57
4. Step 4: Simplify right side
   2,111.06x = 9,951,313.86
5. Step 5: Solve for x
   x = 9,951,313.86/2,111.06
6. Step 6: Final answer
   x = 4,713.89