Finding the Fourth Proportional to 2,980.23, 4,469.82 and 1,665.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.23 : 4,469.82 = 1,665.29 : x
2. Step 2: Convert to fraction form
   2,980.23/4,469.82 = 1,665.29/x
3. Step 3: Cross multiply
   2,980.23x = 4,469.82 × 1,665.29
4. Step 4: Simplify right side
   2,980.23x = 7,443,551.48
5. Step 5: Solve for x
   x = 7,443,551.48/2,980.23
6. Step 6: Final answer
   x = 2,497.65