Finding the Fourth Proportional to 1,479.29, 2,041.59 and 890.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479.29 : 2,041.59 = 890.02 : x
2. Step 2: Convert to fraction form
   1,479.29/2,041.59 = 890.02/x
3. Step 3: Cross multiply
   1,479.29x = 2,041.59 × 890.02
4. Step 4: Simplify right side
   1,479.29x = 1,817,055.93
5. Step 5: Solve for x
   x = 1,817,055.93/1,479.29
6. Step 6: Final answer
   x = 1,228.33