Finding the Fourth Proportional to 5,440.91, 7,507.93 and 3,083.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,440.91 : 7,507.93 = 3,083.05 : x
2. Step 2: Convert to fraction form
   5,440.91/7,507.93 = 3,083.05/x
3. Step 3: Cross multiply
   5,440.91x = 7,507.93 × 3,083.05
4. Step 4: Simplify right side
   5,440.91x = 23,147,323.59
5. Step 5: Solve for x
   x = 23,147,323.59/5,440.91
6. Step 6: Final answer
   x = 4,254.31