Finding the Fourth Proportional to 22,233.69, 30,677.33 and 13,279.41

Step by Step Solution

1. Step 1: Write the proportion equation
   22,233.69 : 30,677.33 = 13,279.41 : x
2. Step 2: Convert to fraction form
   22,233.69/30,677.33 = 13,279.41/x
3. Step 3: Cross multiply
   22,233.69x = 30,677.33 × 13,279.41
4. Step 4: Simplify right side
   22,233.69x = 407,376,875.97
5. Step 5: Solve for x
   x = 407,376,875.97/22,233.69
6. Step 6: Final answer
   x = 18,322.50