Finding the Fourth Proportional to 8,404.45, 12,606.16 and 3,723.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,404.45 : 12,606.16 = 3,723.10 : x
2. Step 2: Convert to fraction form
   8,404.45/12,606.16 = 3,723.10/x
3. Step 3: Cross multiply
   8,404.45x = 12,606.16 × 3,723.10
4. Step 4: Simplify right side
   8,404.45x = 46,933,994.30
5. Step 5: Solve for x
   x = 46,933,994.30/8,404.45
6. Step 6: Final answer
   x = 5,584.42