Finding the Third Proportional to 17,858 and 28,299

Step by Step Solution

1. Step 1: Write the proportion equation
   17,858 : 28,299 = 28,299 : x
2. Step 2: Convert to fraction form
   17,858/28,299 = 28,299/x
3. Step 3: Cross multiply
   17,858x = 28,299 × 28,299
4. Step 4: Simplify right side
   17,858x = 800,833,401
5. Step 5: Solve for x
   x = 800,833,401/17,858
6. Step 6: Final answer
   x = 44,844.52