Finding the Fourth Proportional to 3,973.50, 5,960.52 and 1,665

Step by Step Solution

1. Step 1: Write the proportion equation
   3,973.50 : 5,960.52 = 1,665 : x
2. Step 2: Convert to fraction form
   3,973.50/5,960.52 = 1,665/x
3. Step 3: Cross multiply
   3,973.50x = 5,960.52 × 1,665
4. Step 4: Simplify right side
   3,973.50x = 9,924,265.80
5. Step 5: Solve for x
   x = 9,924,265.80/3,973.50
6. Step 6: Final answer
   x = 2,497.61