Finding the Third Proportional to 504,558 and 758,963.25

Step by Step Solution

1. Step 1: Write the proportion equation
   504,558 : 758,963.25 = 758,963.25 : x
2. Step 2: Convert to fraction form
   504,558/758,963.25 = 758,963.25/x
3. Step 3: Cross multiply
   504,558x = 758,963.25 × 758,963.25
4. Step 4: Simplify right side
   504,558x = 576,025,214,850.56
5. Step 5: Solve for x
   x = 576,025,214,850.56/504,558
6. Step 6: Final answer
   x = 1,141,643.21