Finding the Third Proportional to 184,320 and 431,616

Step by Step Solution

1. Step 1: Write the proportion equation
   184,320 : 431,616 = 431,616 : x
2. Step 2: Convert to fraction form
   184,320/431,616 = 431,616/x
3. Step 3: Cross multiply
   184,320x = 431,616 × 431,616
4. Step 4: Simplify right side
   184,320x = 186,292,371,456
5. Step 5: Solve for x
   x = 186,292,371,456/184,320
6. Step 6: Final answer
   x = 1,010,700.80