Finding the Fourth Proportional to 22,151.87, 30,570.16 and 12,080.74

Step by Step Solution

1. Step 1: Write the proportion equation
   22,151.87 : 30,570.16 = 12,080.74 : x
2. Step 2: Convert to fraction form
   22,151.87/30,570.16 = 12,080.74/x
3. Step 3: Cross multiply
   22,151.87x = 30,570.16 × 12,080.74
4. Step 4: Simplify right side
   22,151.87x = 369,310,154.72
5. Step 5: Solve for x
   x = 369,310,154.72/22,151.87
6. Step 6: Final answer
   x = 16,671.74