Finding the Third Proportional to 28,002 and 42,588

Step by Step Solution

1. Step 1: Write the proportion equation
   28,002 : 42,588 = 42,588 : x
2. Step 2: Convert to fraction form
   28,002/42,588 = 42,588/x
3. Step 3: Cross multiply
   28,002x = 42,588 × 42,588
4. Step 4: Simplify right side
   28,002x = 1,813,737,744
5. Step 5: Solve for x
   x = 1,813,737,744/28,002
6. Step 6: Final answer
   x = 64,771.72