Finding the Third Proportional to 59,656 and 128,654

Step by Step Solution

1. Step 1: Write the proportion equation
   59,656 : 128,654 = 128,654 : x
2. Step 2: Convert to fraction form
   59,656/128,654 = 128,654/x
3. Step 3: Cross multiply
   59,656x = 128,654 × 128,654
4. Step 4: Simplify right side
   59,656x = 16,551,851,716
5. Step 5: Solve for x
   x = 16,551,851,716/59,656
6. Step 6: Final answer
   x = 277,454.94