Finding the Fourth Proportional to 12,634.69, 18,945.34 and 3,867.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,634.69 : 18,945.34 = 3,867.25 : x
2. Step 2: Convert to fraction form
   12,634.69/18,945.34 = 3,867.25/x
3. Step 3: Cross multiply
   12,634.69x = 18,945.34 × 3,867.25
4. Step 4: Simplify right side
   12,634.69x = 73,266,346.78
5. Step 5: Solve for x
   x = 73,266,346.78/12,634.69
6. Step 6: Final answer
   x = 5,798.82