Finding the Fourth Proportional to 2,077.48, 2,865.04 and 1,415.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.48 : 2,865.04 = 1,415.22 : x
2. Step 2: Convert to fraction form
   2,077.48/2,865.04 = 1,415.22/x
3. Step 3: Cross multiply
   2,077.48x = 2,865.04 × 1,415.22
4. Step 4: Simplify right side
   2,077.48x = 4,054,661.91
5. Step 5: Solve for x
   x = 4,054,661.91/2,077.48
6. Step 6: Final answer
   x = 1,951.72