Finding the Third Proportional to 17,551 and 35,921

Step by Step Solution

1. Step 1: Write the proportion equation
   17,551 : 35,921 = 35,921 : x
2. Step 2: Convert to fraction form
   17,551/35,921 = 35,921/x
3. Step 3: Cross multiply
   17,551x = 35,921 × 35,921
4. Step 4: Simplify right side
   17,551x = 1,290,318,241
5. Step 5: Solve for x
   x = 1,290,318,241/17,551
6. Step 6: Final answer
   x = 73,518.22