Finding the Fourth Proportional to 19,628.01, 27,066.04 and 16,804.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,628.01 : 27,066.04 = 16,804.72 : x
2. Step 2: Convert to fraction form
   19,628.01/27,066.04 = 16,804.72/x
3. Step 3: Cross multiply
   19,628.01x = 27,066.04 × 16,804.72
4. Step 4: Simplify right side
   19,628.01x = 454,837,223.71
5. Step 5: Solve for x
   x = 454,837,223.71/19,628.01
6. Step 6: Final answer
   x = 23,172.86