Finding the Fourth Proportional to 2,079.46, 2,865.29 and 1,415.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.46 : 2,865.29 = 1,415.15 : x
2. Step 2: Convert to fraction form
   2,079.46/2,865.29 = 1,415.15/x
3. Step 3: Cross multiply
   2,079.46x = 2,865.29 × 1,415.15
4. Step 4: Simplify right side
   2,079.46x = 4,054,815.14
5. Step 5: Solve for x
   x = 4,054,815.14/2,079.46
6. Step 6: Final answer
   x = 1,949.94