Finding the Fourth Proportional to 22,323.04, 30,806.76 and 13,372

Step by Step Solution

1. Step 1: Write the proportion equation
   22,323.04 : 30,806.76 = 13,372 : x
2. Step 2: Convert to fraction form
   22,323.04/30,806.76 = 13,372/x
3. Step 3: Cross multiply
   22,323.04x = 30,806.76 × 13,372
4. Step 4: Simplify right side
   22,323.04x = 411,947,994.72
5. Step 5: Solve for x
   x = 411,947,994.72/22,323.04
6. Step 6: Final answer
   x = 18,453.94