Finding the Fourth Proportional to 3,062.25, 4,225.91 and 1,665

Step by Step Solution

1. Step 1: Write the proportion equation
   3,062.25 : 4,225.91 = 1,665 : x
2. Step 2: Convert to fraction form
   3,062.25/4,225.91 = 1,665/x
3. Step 3: Cross multiply
   3,062.25x = 4,225.91 × 1,665
4. Step 4: Simplify right side
   3,062.25x = 7,036,131.83
5. Step 5: Solve for x
   x = 7,036,131.83/3,062.25
6. Step 6: Final answer
   x = 2,297.70