Finding the Fourth Proportional to 22,628, 31,230.24 and 17,837.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,628 : 31,230.24 = 17,837.12 : x
2. Step 2: Convert to fraction form
   22,628/31,230.24 = 17,837.12/x
3. Step 3: Cross multiply
   22,628x = 31,230.24 × 17,837.12
4. Step 4: Simplify right side
   22,628x = 557,057,538.51
5. Step 5: Solve for x
   x = 557,057,538.51/22,628
6. Step 6: Final answer
   x = 24,618.06