Finding the Fourth Proportional to 6,189.31, 9,271.59 and 3,722.77

Step by Step Solution

1. Step 1: Write the proportion equation
   6,189.31 : 9,271.59 = 3,722.77 : x
2. Step 2: Convert to fraction form
   6,189.31/9,271.59 = 3,722.77/x
3. Step 3: Cross multiply
   6,189.31x = 9,271.59 × 3,722.77
4. Step 4: Simplify right side
   6,189.31x = 34,515,997.10
5. Step 5: Solve for x
   x = 34,515,997.10/6,189.31
6. Step 6: Final answer
   x = 5,576.71