Finding the Third Proportional to 113,436 and 166,878

Step by Step Solution

1. Step 1: Write the proportion equation
   113,436 : 166,878 = 166,878 : x
2. Step 2: Convert to fraction form
   113,436/166,878 = 166,878/x
3. Step 3: Cross multiply
   113,436x = 166,878 × 166,878
4. Step 4: Simplify right side
   113,436x = 27,848,266,884
5. Step 5: Solve for x
   x = 27,848,266,884/113,436
6. Step 6: Final answer
   x = 245,497.61