Finding the Fourth Proportional to 12,071.97, 18,110.79 and 3,751.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,071.97 : 18,110.79 = 3,751.56 : x
2. Step 2: Convert to fraction form
   12,071.97/18,110.79 = 3,751.56/x
3. Step 3: Cross multiply
   12,071.97x = 18,110.79 × 3,751.56
4. Step 4: Simplify right side
   12,071.97x = 67,943,715.33
5. Step 5: Solve for x
   x = 67,943,715.33/12,071.97
6. Step 6: Final answer
   x = 5,628.22