Finding the Fourth Proportional to 5,673.22, 7,829.31 and 3,155.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,673.22 : 7,829.31 = 3,155.59 : x
2. Step 2: Convert to fraction form
   5,673.22/7,829.31 = 3,155.59/x
3. Step 3: Cross multiply
   5,673.22x = 7,829.31 × 3,155.59
4. Step 4: Simplify right side
   5,673.22x = 24,706,092.34
5. Step 5: Solve for x
   x = 24,706,092.34/5,673.22
6. Step 6: Final answer
   x = 4,354.86