Finding the Third Proportional to 3,065.34 and 4,585.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,065.34 : 4,585.78 = 4,585.78 : x
2. Step 2: Convert to fraction form
   3,065.34/4,585.78 = 4,585.78/x
3. Step 3: Cross multiply
   3,065.34x = 4,585.78 × 4,585.78
4. Step 4: Simplify right side
   3,065.34x = 21,029,389.67
5. Step 5: Solve for x
   x = 21,029,389.67/3,065.34
6. Step 6: Final answer
   x = 6,860.37