Finding the Third Proportional to 1,512.42 and 3,256.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,512.42 : 3,256.73 = 3,256.73 : x
2. Step 2: Convert to fraction form
   1,512.42/3,256.73 = 3,256.73/x
3. Step 3: Cross multiply
   1,512.42x = 3,256.73 × 3,256.73
4. Step 4: Simplify right side
   1,512.42x = 10,606,318.79
5. Step 5: Solve for x
   x = 10,606,318.79/1,512.42
6. Step 6: Final answer
   x = 7,012.80