Finding the Third Proportional to 17,587 and 42,029

Step by Step Solution

1. Step 1: Write the proportion equation
   17,587 : 42,029 = 42,029 : x
2. Step 2: Convert to fraction form
   17,587/42,029 = 42,029/x
3. Step 3: Cross multiply
   17,587x = 42,029 × 42,029
4. Step 4: Simplify right side
   17,587x = 1,766,436,841
5. Step 5: Solve for x
   x = 1,766,436,841/17,587
6. Step 6: Final answer
   x = 100,439.92