Finding the Fourth Proportional to 1,649.60, 2,472.24 and 674.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,649.60 : 2,472.24 = 674.59 : x
2. Step 2: Convert to fraction form
   1,649.60/2,472.24 = 674.59/x
3. Step 3: Cross multiply
   1,649.60x = 2,472.24 × 674.59
4. Step 4: Simplify right side
   1,649.60x = 1,667,748.38
5. Step 5: Solve for x
   x = 1,667,748.38/1,649.60
6. Step 6: Final answer
   x = 1,011.00