Finding the Fourth Proportional to 504,964.89, 756,792.72 and 205,094.25

Step by Step Solution

1. Step 1: Write the proportion equation
   504,964.89 : 756,792.72 = 205,094.25 : x
2. Step 2: Convert to fraction form
   504,964.89/756,792.72 = 205,094.25/x
3. Step 3: Cross multiply
   504,964.89x = 756,792.72 × 205,094.25
4. Step 4: Simplify right side
   504,964.89x = 155,213,835,313.86
5. Step 5: Solve for x
   x = 155,213,835,313.86/504,964.89
6. Step 6: Final answer
   x = 307,375.50