Finding the Fourth Proportional to 404,150.31, 557,752.43 and 222,861.98

Step by Step Solution

1. Step 1: Write the proportion equation
   404,150.31 : 557,752.43 = 222,861.98 : x
2. Step 2: Convert to fraction form
   404,150.31/557,752.43 = 222,861.98/x
3. Step 3: Cross multiply
   404,150.31x = 557,752.43 × 222,861.98
4. Step 4: Simplify right side
   404,150.31x = 124,301,812,851.15
5. Step 5: Solve for x
   x = 124,301,812,851.15/404,150.31
6. Step 6: Final answer
   x = 307,563.32