Finding the Fourth Proportional to 22,081.08, 30,462.90 and 12,518.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,081.08 : 30,462.90 = 12,518.94 : x
2. Step 2: Convert to fraction form
   22,081.08/30,462.90 = 12,518.94/x
3. Step 3: Cross multiply
   22,081.08x = 30,462.90 × 12,518.94
4. Step 4: Simplify right side
   22,081.08x = 381,363,217.33
5. Step 5: Solve for x
   x = 381,363,217.33/22,081.08
6. Step 6: Final answer
   x = 17,271.04