Finding the Fourth Proportional to 12,074.22, 18,111.87 and 3,307.95

Step by Step Solution

1. Step 1: Write the proportion equation
   12,074.22 : 18,111.87 = 3,307.95 : x
2. Step 2: Convert to fraction form
   12,074.22/18,111.87 = 3,307.95/x
3. Step 3: Cross multiply
   12,074.22x = 18,111.87 × 3,307.95
4. Step 4: Simplify right side
   12,074.22x = 59,913,160.37
5. Step 5: Solve for x
   x = 59,913,160.37/12,074.22
6. Step 6: Final answer
   x = 4,962.07