Finding the Fourth Proportional to 22,128.00, 30,536.25 and 12,056.51

Step by Step Solution

1. Step 1: Write the proportion equation
   22,128.00 : 30,536.25 = 12,056.51 : x
2. Step 2: Convert to fraction form
   22,128.00/30,536.25 = 12,056.51/x
3. Step 3: Cross multiply
   22,128.00x = 30,536.25 × 12,056.51
4. Step 4: Simplify right side
   22,128.00x = 368,160,762.33
5. Step 5: Solve for x
   x = 368,160,762.33/22,128.00
6. Step 6: Final answer
   x = 16,637.78