Finding the Third Proportional to 1,251.44 and 1,820.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,251.44 : 1,820.56 = 1,820.56 : x
2. Step 2: Convert to fraction form
   1,251.44/1,820.56 = 1,820.56/x
3. Step 3: Cross multiply
   1,251.44x = 1,820.56 × 1,820.56
4. Step 4: Simplify right side
   1,251.44x = 3,314,447.82
5. Step 5: Solve for x
   x = 3,314,447.82/1,251.44
6. Step 6: Final answer
   x = 2,648.51