Finding the Third Proportional to 116,918 and 171,003

Step by Step Solution

1. Step 1: Write the proportion equation
   116,918 : 171,003 = 171,003 : x
2. Step 2: Convert to fraction form
   116,918/171,003 = 171,003/x
3. Step 3: Cross multiply
   116,918x = 171,003 × 171,003
4. Step 4: Simplify right side
   116,918x = 29,242,026,009
5. Step 5: Solve for x
   x = 29,242,026,009/116,918
6. Step 6: Final answer
   x = 250,107.13