Finding the Fourth Proportional to 22,171.39, 30,595.28 and 12,609.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,171.39 : 30,595.28 = 12,609.98 : x
2. Step 2: Convert to fraction form
   22,171.39/30,595.28 = 12,609.98/x
3. Step 3: Cross multiply
   22,171.39x = 30,595.28 × 12,609.98
4. Step 4: Simplify right side
   22,171.39x = 385,805,868.89
5. Step 5: Solve for x
   x = 385,805,868.89/22,171.39
6. Step 6: Final answer
   x = 17,401.07