Finding the Fourth Proportional to 22,171.49, 30,597.29 and 12,100.57

Step by Step Solution

1. Step 1: Write the proportion equation
   22,171.49 : 30,597.29 = 12,100.57 : x
2. Step 2: Convert to fraction form
   22,171.49/30,597.29 = 12,100.57/x
3. Step 3: Cross multiply
   22,171.49x = 30,597.29 × 12,100.57
4. Step 4: Simplify right side
   22,171.49x = 370,244,649.46
5. Step 5: Solve for x
   x = 370,244,649.46/22,171.49
6. Step 6: Final answer
   x = 16,699.13