Finding the Third Proportional to 485,340.50 and 1,054,546

Step by Step Solution

1. Step 1: Write the proportion equation
   485,340.50 : 1,054,546 = 1,054,546 : x
2. Step 2: Convert to fraction form
   485,340.50/1,054,546 = 1,054,546/x
3. Step 3: Cross multiply
   485,340.50x = 1,054,546 × 1,054,546
4. Step 4: Simplify right side
   485,340.50x = 1,112,067,266,116
5. Step 5: Solve for x
   x = 1,112,067,266,116/485,340.50
6. Step 6: Final answer
   x = 2,291,313.55