Finding the Fourth Proportional to 504,665.56, 696,429.75 and 275,224.69

Step by Step Solution

1. Step 1: Write the proportion equation
   504,665.56 : 696,429.75 = 275,224.69 : x
2. Step 2: Convert to fraction form
   504,665.56/696,429.75 = 275,224.69/x
3. Step 3: Cross multiply
   504,665.56x = 696,429.75 × 275,224.69
4. Step 4: Simplify right side
   504,665.56x = 191,674,662,050.53
5. Step 5: Solve for x
   x = 191,674,662,050.53/504,665.56
6. Step 6: Final answer
   x = 379,805.32