Finding the Third Proportional to 184,690 and 404,411

Step by Step Solution

1. Step 1: Write the proportion equation
   184,690 : 404,411 = 404,411 : x
2. Step 2: Convert to fraction form
   184,690/404,411 = 404,411/x
3. Step 3: Cross multiply
   184,690x = 404,411 × 404,411
4. Step 4: Simplify right side
   184,690x = 163,548,256,921
5. Step 5: Solve for x
   x = 163,548,256,921/184,690
6. Step 6: Final answer
   x = 885,528.49