Finding the Third Proportional to 607,144.50 and 905,796

Step by Step Solution

1. Step 1: Write the proportion equation
   607,144.50 : 905,796 = 905,796 : x
2. Step 2: Convert to fraction form
   607,144.50/905,796 = 905,796/x
3. Step 3: Cross multiply
   607,144.50x = 905,796 × 905,796
4. Step 4: Simplify right side
   607,144.50x = 820,466,393,616
5. Step 5: Solve for x
   x = 820,466,393,616/607,144.50
6. Step 6: Final answer
   x = 1,351,352.76