Finding the Third Proportional to 92,436 and 189,253

Step by Step Solution

1. Step 1: Write the proportion equation
   92,436 : 189,253 = 189,253 : x
2. Step 2: Convert to fraction form
   92,436/189,253 = 189,253/x
3. Step 3: Cross multiply
   92,436x = 189,253 × 189,253
4. Step 4: Simplify right side
   92,436x = 35,816,698,009
5. Step 5: Solve for x
   x = 35,816,698,009/92,436
6. Step 6: Final answer
   x = 387,475.64