Finding the Fourth Proportional to 22,085.90, 30,478.74 and 12,014.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,085.90 : 30,478.74 = 12,014.56 : x
2. Step 2: Convert to fraction form
   22,085.90/30,478.74 = 12,014.56/x
3. Step 3: Cross multiply
   22,085.90x = 30,478.74 × 12,014.56
4. Step 4: Simplify right side
   22,085.90x = 366,188,498.06
5. Step 5: Solve for x
   x = 366,188,498.06/22,085.90
6. Step 6: Final answer
   x = 16,580.20