Finding the Fourth Proportional to 2,406.50, 3,321.48 and 1,651.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.50 : 3,321.48 = 1,651.31 : x
2. Step 2: Convert to fraction form
   2,406.50/3,321.48 = 1,651.31/x
3. Step 3: Cross multiply
   2,406.50x = 3,321.48 × 1,651.31
4. Step 4: Simplify right side
   2,406.50x = 5,484,793.14
5. Step 5: Solve for x
   x = 5,484,793.14/2,406.50
6. Step 6: Final answer
   x = 2,279.16