Finding the Third Proportional to 127,922 and 178,931

Step by Step Solution

1. Step 1: Write the proportion equation
   127,922 : 178,931 = 178,931 : x
2. Step 2: Convert to fraction form
   127,922/178,931 = 178,931/x
3. Step 3: Cross multiply
   127,922x = 178,931 × 178,931
4. Step 4: Simplify right side
   127,922x = 32,016,302,761
5. Step 5: Solve for x
   x = 32,016,302,761/127,922
6. Step 6: Final answer
   x = 250,279.88