Finding the Third Proportional to 2,485.50 and 5,151

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485.50 : 5,151 = 5,151 : x
2. Step 2: Convert to fraction form
   2,485.50/5,151 = 5,151/x
3. Step 3: Cross multiply
   2,485.50x = 5,151 × 5,151
4. Step 4: Simplify right side
   2,485.50x = 26,532,801
5. Step 5: Solve for x
   x = 26,532,801/2,485.50
6. Step 6: Final answer
   x = 10,675.04