Finding the Third Proportional to 50,172 and 117,531

Step by Step Solution

1. Step 1: Write the proportion equation
   50,172 : 117,531 = 117,531 : x
2. Step 2: Convert to fraction form
   50,172/117,531 = 117,531/x
3. Step 3: Cross multiply
   50,172x = 117,531 × 117,531
4. Step 4: Simplify right side
   50,172x = 13,813,535,961
5. Step 5: Solve for x
   x = 13,813,535,961/50,172
6. Step 6: Final answer
   x = 275,323.61