Finding the Third Proportional to 295,866 and 648,047.25

Step by Step Solution

1. Step 1: Write the proportion equation
   295,866 : 648,047.25 = 648,047.25 : x
2. Step 2: Convert to fraction form
   295,866/648,047.25 = 648,047.25/x
3. Step 3: Cross multiply
   295,866x = 648,047.25 × 648,047.25
4. Step 4: Simplify right side
   295,866x = 419,965,238,232.56
5. Step 5: Solve for x
   x = 419,965,238,232.56/295,866
6. Step 6: Final answer
   x = 1,419,444.07