Finding the Third Proportional to 295,445.25 and 648,333

Step by Step Solution

1. Step 1: Write the proportion equation
   295,445.25 : 648,333 = 648,333 : x
2. Step 2: Convert to fraction form
   295,445.25/648,333 = 648,333/x
3. Step 3: Cross multiply
   295,445.25x = 648,333 × 648,333
4. Step 4: Simplify right side
   295,445.25x = 420,335,678,889
5. Step 5: Solve for x
   x = 420,335,678,889/295,445.25
6. Step 6: Final answer
   x = 1,422,719.37