Finding the Fourth Proportional to 1,658.04, 2,499.21 and 1,519.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,658.04 : 2,499.21 = 1,519.50 : x
2. Step 2: Convert to fraction form
   1,658.04/2,499.21 = 1,519.50/x
3. Step 3: Cross multiply
   1,658.04x = 2,499.21 × 1,519.50
4. Step 4: Simplify right side
   1,658.04x = 3,797,549.60
5. Step 5: Solve for x
   x = 3,797,549.60/1,658.04
6. Step 6: Final answer
   x = 2,290.38