Finding the Fourth Proportional to 22,128.03, 30,535.88 and 12,056.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,128.03 : 30,535.88 = 12,056.27 : x
2. Step 2: Convert to fraction form
   22,128.03/30,535.88 = 12,056.27/x
3. Step 3: Cross multiply
   22,128.03x = 30,535.88 × 12,056.27
4. Step 4: Simplify right side
   22,128.03x = 368,148,601.01
5. Step 5: Solve for x
   x = 368,148,601.01/22,128.03
6. Step 6: Final answer
   x = 16,637.21