Finding the Fourth Proportional to 1,476.58, 2,036.59 and 1,289.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,476.58 : 2,036.59 = 1,289.67 : x
2. Step 2: Convert to fraction form
   1,476.58/2,036.59 = 1,289.67/x
3. Step 3: Cross multiply
   1,476.58x = 2,036.59 × 1,289.67
4. Step 4: Simplify right side
   1,476.58x = 2,626,529.03
5. Step 5: Solve for x
   x = 2,626,529.03/1,476.58
6. Step 6: Final answer
   x = 1,778.79