Finding the Third Proportional to 184,112 and 397,196

Step by Step Solution

1. Step 1: Write the proportion equation
   184,112 : 397,196 = 397,196 : x
2. Step 2: Convert to fraction form
   184,112/397,196 = 397,196/x
3. Step 3: Cross multiply
   184,112x = 397,196 × 397,196
4. Step 4: Simplify right side
   184,112x = 157,764,662,416
5. Step 5: Solve for x
   x = 157,764,662,416/184,112
6. Step 6: Final answer
   x = 856,895.06