Finding the Fourth Proportional to 297,089.46, 410,142.75 and 229,456.50

Step by Step Solution

1. Step 1: Write the proportion equation
   297,089.46 : 410,142.75 = 229,456.50 : x
2. Step 2: Convert to fraction form
   297,089.46/410,142.75 = 229,456.50/x
3. Step 3: Cross multiply
   297,089.46x = 410,142.75 × 229,456.50
4. Step 4: Simplify right side
   297,089.46x = 94,109,919,915.38
5. Step 5: Solve for x
   x = 94,109,919,915.38/297,089.46
6. Step 6: Final answer
   x = 316,773.00