Finding the Third Proportional to 1,423.13 and 3,061.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423.13 : 3,061.69 = 3,061.69 : x
2. Step 2: Convert to fraction form
   1,423.13/3,061.69 = 3,061.69/x
3. Step 3: Cross multiply
   1,423.13x = 3,061.69 × 3,061.69
4. Step 4: Simplify right side
   1,423.13x = 9,373,930.35
5. Step 5: Solve for x
   x = 9,373,930.35/1,423.13
6. Step 6: Final answer
   x = 6,586.86