Finding the Fourth Proportional to 323,087.89, 445,911.42 and 194,098.17

Step by Step Solution

1. Step 1: Write the proportion equation
   323,087.89 : 445,911.42 = 194,098.17 : x
2. Step 2: Convert to fraction form
   323,087.89/445,911.42 = 194,098.17/x
3. Step 3: Cross multiply
   323,087.89x = 445,911.42 × 194,098.17
4. Step 4: Simplify right side
   323,087.89x = 86,550,590,604.10
5. Step 5: Solve for x
   x = 86,550,590,604.10/323,087.89
6. Step 6: Final answer
   x = 267,885.59