Finding the Fourth Proportional to 22,343.72, 30,834.72 and 12,272.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,343.72 : 30,834.72 = 12,272.59 : x
2. Step 2: Convert to fraction form
   22,343.72/30,834.72 = 12,272.59/x
3. Step 3: Cross multiply
   22,343.72x = 30,834.72 × 12,272.59
4. Step 4: Simplify right side
   22,343.72x = 378,421,799.24
5. Step 5: Solve for x
   x = 378,421,799.24/22,343.72
6. Step 6: Final answer
   x = 16,936.38