Finding the Fourth Proportional to 22,283.69, 30,748.55 and 13,327.92

Step by Step Solution

1. Step 1: Write the proportion equation
   22,283.69 : 30,748.55 = 13,327.92 : x
2. Step 2: Convert to fraction form
   22,283.69/30,748.55 = 13,327.92/x
3. Step 3: Cross multiply
   22,283.69x = 30,748.55 × 13,327.92
4. Step 4: Simplify right side
   22,283.69x = 409,814,147.88
5. Step 5: Solve for x
   x = 409,814,147.88/22,283.69
6. Step 6: Final answer
   x = 18,390.77