Finding the Third Proportional to 607,144 and 905,795

Step by Step Solution

1. Step 1: Write the proportion equation
   607,144 : 905,795 = 905,795 : x
2. Step 2: Convert to fraction form
   607,144/905,795 = 905,795/x
3. Step 3: Cross multiply
   607,144x = 905,795 × 905,795
4. Step 4: Simplify right side
   607,144x = 820,464,582,025
5. Step 5: Solve for x
   x = 820,464,582,025/607,144
6. Step 6: Final answer
   x = 1,351,350.89