Finding the Fourth Proportional to 404,116.30, 557,669.76 and 222,825.14

Step by Step Solution

1. Step 1: Write the proportion equation
   404,116.30 : 557,669.76 = 222,825.14 : x
2. Step 2: Convert to fraction form
   404,116.30/557,669.76 = 222,825.14/x
3. Step 3: Cross multiply
   404,116.30x = 557,669.76 × 222,825.14
4. Step 4: Simplify right side
   404,116.30x = 124,262,842,345.77
5. Step 5: Solve for x
   x = 124,262,842,345.77/404,116.30
6. Step 6: Final answer
   x = 307,492.77