Finding the Third Proportional to 63,426 and 88,674

Step by Step Solution

1. Step 1: Write the proportion equation
   63,426 : 88,674 = 88,674 : x
2. Step 2: Convert to fraction form
   63,426/88,674 = 88,674/x
3. Step 3: Cross multiply
   63,426x = 88,674 × 88,674
4. Step 4: Simplify right side
   63,426x = 7,863,078,276
5. Step 5: Solve for x
   x = 7,863,078,276/63,426
6. Step 6: Final answer
   x = 123,972.48