Finding the Fourth Proportional to 1,475.91, 2,037.81 and 979.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,475.91 : 2,037.81 = 979.59 : x
2. Step 2: Convert to fraction form
   1,475.91/2,037.81 = 979.59/x
3. Step 3: Cross multiply
   1,475.91x = 2,037.81 × 979.59
4. Step 4: Simplify right side
   1,475.91x = 1,996,218.30
5. Step 5: Solve for x
   x = 1,996,218.30/1,475.91
6. Step 6: Final answer
   x = 1,352.53