Finding the Fourth Proportional to 22,172.18, 30,597.89 and 13,097.84

Step by Step Solution

1. Step 1: Write the proportion equation
   22,172.18 : 30,597.89 = 13,097.84 : x
2. Step 2: Convert to fraction form
   22,172.18/30,597.89 = 13,097.84/x
3. Step 3: Cross multiply
   22,172.18x = 30,597.89 × 13,097.84
4. Step 4: Simplify right side
   22,172.18x = 400,766,049.08
5. Step 5: Solve for x
   x = 400,766,049.08/22,172.18
6. Step 6: Final answer
   x = 18,075.18