Finding the Third Proportional to 85,158 and 184,716

Step by Step Solution

1. Step 1: Write the proportion equation
   85,158 : 184,716 = 184,716 : x
2. Step 2: Convert to fraction form
   85,158/184,716 = 184,716/x
3. Step 3: Cross multiply
   85,158x = 184,716 × 184,716
4. Step 4: Simplify right side
   85,158x = 34,120,000,656
5. Step 5: Solve for x
   x = 34,120,000,656/85,158
6. Step 6: Final answer
   x = 400,667.00