Finding the Third Proportional to 505,078.50 and 1,109,787

Step by Step Solution

1. Step 1: Write the proportion equation
   505,078.50 : 1,109,787 = 1,109,787 : x
2. Step 2: Convert to fraction form
   505,078.50/1,109,787 = 1,109,787/x
3. Step 3: Cross multiply
   505,078.50x = 1,109,787 × 1,109,787
4. Step 4: Simplify right side
   505,078.50x = 1,231,627,185,369
5. Step 5: Solve for x
   x = 1,231,627,185,369/505,078.50
6. Step 6: Final answer
   x = 2,438,486.66