Finding the Fourth Proportional to 22,053.39, 30,426.98 and 12,491.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,053.39 : 30,426.98 = 12,491.76 : x
2. Step 2: Convert to fraction form
   22,053.39/30,426.98 = 12,491.76/x
3. Step 3: Cross multiply
   22,053.39x = 30,426.98 × 12,491.76
4. Step 4: Simplify right side
   22,053.39x = 380,086,531.68
5. Step 5: Solve for x
   x = 380,086,531.68/22,053.39
6. Step 6: Final answer
   x = 17,234.83