Finding the Third Proportional to 774,628 and 1,184,238

Step by Step Solution

1. Step 1: Write the proportion equation
   774,628 : 1,184,238 = 1,184,238 : x
2. Step 2: Convert to fraction form
   774,628/1,184,238 = 1,184,238/x
3. Step 3: Cross multiply
   774,628x = 1,184,238 × 1,184,238
4. Step 4: Simplify right side
   774,628x = 1,402,419,640,644
5. Step 5: Solve for x
   x = 1,402,419,640,644/774,628
6. Step 6: Final answer
   x = 1,810,442.74