Finding the Third Proportional to 1,500.19 and 3,951.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,500.19 : 3,951.56 = 3,951.56 : x
2. Step 2: Convert to fraction form
   1,500.19/3,951.56 = 3,951.56/x
3. Step 3: Cross multiply
   1,500.19x = 3,951.56 × 3,951.56
4. Step 4: Simplify right side
   1,500.19x = 15,614,846.19
5. Step 5: Solve for x
   x = 15,614,846.19/1,500.19
6. Step 6: Final answer
   x = 10,408.60