Finding the Fourth Proportional to 1,479.83, 2,215.96 and 1,436.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479.83 : 2,215.96 = 1,436.04 : x
2. Step 2: Convert to fraction form
   1,479.83/2,215.96 = 1,436.04/x
3. Step 3: Cross multiply
   1,479.83x = 2,215.96 × 1,436.04
4. Step 4: Simplify right side
   1,479.83x = 3,182,207.20
5. Step 5: Solve for x
   x = 3,182,207.20/1,479.83
6. Step 6: Final answer
   x = 2,150.39