Finding the Fourth Proportional to 361,225.82, 498,732.72 and 225,314.30

Step by Step Solution

1. Step 1: Write the proportion equation
   361,225.82 : 498,732.72 = 225,314.30 : x
2. Step 2: Convert to fraction form
   361,225.82/498,732.72 = 225,314.30/x
3. Step 3: Cross multiply
   361,225.82x = 498,732.72 × 225,314.30
4. Step 4: Simplify right side
   361,225.82x = 112,371,613,693.90
5. Step 5: Solve for x
   x = 112,371,613,693.90/361,225.82
6. Step 6: Final answer
   x = 311,084.11