Finding the Third Proportional to 1,285.88 and 3,034.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,285.88 : 3,034.69 = 3,034.69 : x
2. Step 2: Convert to fraction form
   1,285.88/3,034.69 = 3,034.69/x
3. Step 3: Cross multiply
   1,285.88x = 3,034.69 × 3,034.69
4. Step 4: Simplify right side
   1,285.88x = 9,209,328.22
5. Step 5: Solve for x
   x = 9,209,328.22/1,285.88
6. Step 6: Final answer
   x = 7,161.92