Finding the Fourth Proportional to 2,079.45, 3,115.52 and 1,853.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.45 : 3,115.52 = 1,853.46 : x
2. Step 2: Convert to fraction form
   2,079.45/3,115.52 = 1,853.46/x
3. Step 3: Cross multiply
   2,079.45x = 3,115.52 × 1,853.46
4. Step 4: Simplify right side
   2,079.45x = 5,774,491.70
5. Step 5: Solve for x
   x = 5,774,491.70/2,079.45
6. Step 6: Final answer
   x = 2,776.93