Finding the Third Proportional to 1,014.28 and 2,186.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,014.28 : 2,186.72 = 2,186.72 : x
2. Step 2: Convert to fraction form
   1,014.28/2,186.72 = 2,186.72/x
3. Step 3: Cross multiply
   1,014.28x = 2,186.72 × 2,186.72
4. Step 4: Simplify right side
   1,014.28x = 4,781,738.89
5. Step 5: Solve for x
   x = 4,781,738.89/1,014.28
6. Step 6: Final answer
   x = 4,714.41