Finding the Fourth Proportional to 5,579.82, 7,699.91 and 3,061.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,579.82 : 7,699.91 = 3,061.89 : x
2. Step 2: Convert to fraction form
   5,579.82/7,699.91 = 3,061.89/x
3. Step 3: Cross multiply
   5,579.82x = 7,699.91 × 3,061.89
4. Step 4: Simplify right side
   5,579.82x = 23,576,262.12
5. Step 5: Solve for x
   x = 23,576,262.12/5,579.82
6. Step 6: Final answer
   x = 4,225.27