Finding the Third Proportional to 123,352 and 163,988

Step by Step Solution

1. Step 1: Write the proportion equation
   123,352 : 163,988 = 163,988 : x
2. Step 2: Convert to fraction form
   123,352/163,988 = 163,988/x
3. Step 3: Cross multiply
   123,352x = 163,988 × 163,988
4. Step 4: Simplify right side
   123,352x = 26,892,064,144
5. Step 5: Solve for x
   x = 26,892,064,144/123,352
6. Step 6: Final answer
   x = 218,010.77