Finding the Fourth Proportional to 22,371.77, 30,872.25 and 12,300.14

Step by Step Solution

1. Step 1: Write the proportion equation
   22,371.77 : 30,872.25 = 12,300.14 : x
2. Step 2: Convert to fraction form
   22,371.77/30,872.25 = 12,300.14/x
3. Step 3: Cross multiply
   22,371.77x = 30,872.25 × 12,300.14
4. Step 4: Simplify right side
   22,371.77x = 379,733,074.30
5. Step 5: Solve for x
   x = 379,733,074.30/22,371.77
6. Step 6: Final answer
   x = 16,973.76