Finding the Fourth Proportional to 22,120.50, 30,526.29 and 12,184.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,120.50 : 30,526.29 = 12,184.50 : x
2. Step 2: Convert to fraction form
   22,120.50/30,526.29 = 12,184.50/x
3. Step 3: Cross multiply
   22,120.50x = 30,526.29 × 12,184.50
4. Step 4: Simplify right side
   22,120.50x = 371,947,580.51
5. Step 5: Solve for x
   x = 371,947,580.51/22,120.50
6. Step 6: Final answer
   x = 16,814.61