Finding the Fourth Proportional to 6,107.45, 8,428.37 and 3,589.61

Step by Step Solution

1. Step 1: Write the proportion equation
   6,107.45 : 8,428.37 = 3,589.61 : x
2. Step 2: Convert to fraction form
   6,107.45/8,428.37 = 3,589.61/x
3. Step 3: Cross multiply
   6,107.45x = 8,428.37 × 3,589.61
4. Step 4: Simplify right side
   6,107.45x = 30,254,501.15
5. Step 5: Solve for x
   x = 30,254,501.15/6,107.45
6. Step 6: Final answer
   x = 4,953.71