Finding the Fourth Proportional to 8,180.71, 12,253.83 and 3,742.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,180.71 : 12,253.83 = 3,742.12 : x
2. Step 2: Convert to fraction form
   8,180.71/12,253.83 = 3,742.12/x
3. Step 3: Cross multiply
   8,180.71x = 12,253.83 × 3,742.12
4. Step 4: Simplify right side
   8,180.71x = 45,855,222.34
5. Step 5: Solve for x
   x = 45,855,222.34/8,180.71
6. Step 6: Final answer
   x = 5,605.29