Finding the Fourth Proportional to 1,479.05, 2,041.67 and 889.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479.05 : 2,041.67 = 889.47 : x
2. Step 2: Convert to fraction form
   1,479.05/2,041.67 = 889.47/x
3. Step 3: Cross multiply
   1,479.05x = 2,041.67 × 889.47
4. Step 4: Simplify right side
   1,479.05x = 1,816,004.21
5. Step 5: Solve for x
   x = 1,816,004.21/1,479.05
6. Step 6: Final answer
   x = 1,227.82