Finding the Third Proportional to 33,426 and 69,654

Step by Step Solution

1. Step 1: Write the proportion equation
   33,426 : 69,654 = 69,654 : x
2. Step 2: Convert to fraction form
   33,426/69,654 = 69,654/x
3. Step 3: Cross multiply
   33,426x = 69,654 × 69,654
4. Step 4: Simplify right side
   33,426x = 4,851,679,716
5. Step 5: Solve for x
   x = 4,851,679,716/33,426
6. Step 6: Final answer
   x = 145,146.88