Finding the Third Proportional to 2,100.94 and 5,146.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.94 : 5,146.03 = 5,146.03 : x
2. Step 2: Convert to fraction form
   2,100.94/5,146.03 = 5,146.03/x
3. Step 3: Cross multiply
   2,100.94x = 5,146.03 × 5,146.03
4. Step 4: Simplify right side
   2,100.94x = 26,481,637.63
5. Step 5: Solve for x
   x = 26,481,637.63/2,100.94
6. Step 6: Final answer
   x = 12,604.68