Finding the Third Proportional to 485,333 and 734,788

Step by Step Solution

1. Step 1: Write the proportion equation
   485,333 : 734,788 = 734,788 : x
2. Step 2: Convert to fraction form
   485,333/734,788 = 734,788/x
3. Step 3: Cross multiply
   485,333x = 734,788 × 734,788
4. Step 4: Simplify right side
   485,333x = 539,913,404,944
5. Step 5: Solve for x
   x = 539,913,404,944/485,333
6. Step 6: Final answer
   x = 1,112,459.70