Finding the Fourth Proportional to 2,079.23, 3,123.39 and 1,534.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.23 : 3,123.39 = 1,534.91 : x
2. Step 2: Convert to fraction form
   2,079.23/3,123.39 = 1,534.91/x
3. Step 3: Cross multiply
   2,079.23x = 3,123.39 × 1,534.91
4. Step 4: Simplify right side
   2,079.23x = 4,794,112.68
5. Step 5: Solve for x
   x = 4,794,112.68/2,079.23
6. Step 6: Final answer
   x = 2,305.72