Finding the Third Proportional to 184,610 and 397,300

Step by Step Solution

1. Step 1: Write the proportion equation
   184,610 : 397,300 = 397,300 : x
2. Step 2: Convert to fraction form
   184,610/397,300 = 397,300/x
3. Step 3: Cross multiply
   184,610x = 397,300 × 397,300
4. Step 4: Simplify right side
   184,610x = 157,847,290,000
5. Step 5: Solve for x
   x = 157,847,290,000/184,610
6. Step 6: Final answer
   x = 855,031.09