Finding the Third Proportional to 295,843.50 and 648,003

Step by Step Solution

1. Step 1: Write the proportion equation
   295,843.50 : 648,003 = 648,003 : x
2. Step 2: Convert to fraction form
   295,843.50/648,003 = 648,003/x
3. Step 3: Cross multiply
   295,843.50x = 648,003 × 648,003
4. Step 4: Simplify right side
   295,843.50x = 419,907,888,009
5. Step 5: Solve for x
   x = 419,907,888,009/295,843.50
6. Step 6: Final answer
   x = 1,419,358.17