Finding the Third Proportional to 73,338 and 114,390

Step by Step Solution

1. Step 1: Write the proportion equation
   73,338 : 114,390 = 114,390 : x
2. Step 2: Convert to fraction form
   73,338/114,390 = 114,390/x
3. Step 3: Cross multiply
   73,338x = 114,390 × 114,390
4. Step 4: Simplify right side
   73,338x = 13,085,072,100
5. Step 5: Solve for x
   x = 13,085,072,100/73,338
6. Step 6: Final answer
   x = 178,421.45