Finding the Fourth Proportional to 12,303.76, 18,441.22 and 5,716.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,303.76 : 18,441.22 = 5,716.08 : x
2. Step 2: Convert to fraction form
   12,303.76/18,441.22 = 5,716.08/x
3. Step 3: Cross multiply
   12,303.76x = 18,441.22 × 5,716.08
4. Step 4: Simplify right side
   12,303.76x = 105,411,488.82
5. Step 5: Solve for x
   x = 105,411,488.82/12,303.76
6. Step 6: Final answer
   x = 8,567.42