Finding the Third Proportional to 504,569 and 758,978

Step by Step Solution

1. Step 1: Write the proportion equation
   504,569 : 758,978 = 758,978 : x
2. Step 2: Convert to fraction form
   504,569/758,978 = 758,978/x
3. Step 3: Cross multiply
   504,569x = 758,978 × 758,978
4. Step 4: Simplify right side
   504,569x = 576,047,604,484
5. Step 5: Solve for x
   x = 576,047,604,484/504,569
6. Step 6: Final answer
   x = 1,141,662.70