Finding the Fourth Proportional to 22,172.36, 30,598.34 and 12,100.84

Step by Step Solution

1. Step 1: Write the proportion equation
   22,172.36 : 30,598.34 = 12,100.84 : x
2. Step 2: Convert to fraction form
   22,172.36/30,598.34 = 12,100.84/x
3. Step 3: Cross multiply
   22,172.36x = 30,598.34 × 12,100.84
4. Step 4: Simplify right side
   22,172.36x = 370,265,616.61
5. Step 5: Solve for x
   x = 370,265,616.61/22,172.36
6. Step 6: Final answer
   x = 16,699.42