Finding the Third Proportional to 59,339 and 89,020

Step by Step Solution

1. Step 1: Write the proportion equation
   59,339 : 89,020 = 89,020 : x
2. Step 2: Convert to fraction form
   59,339/89,020 = 89,020/x
3. Step 3: Cross multiply
   59,339x = 89,020 × 89,020
4. Step 4: Simplify right side
   59,339x = 7,924,560,400
5. Step 5: Solve for x
   x = 7,924,560,400/59,339
6. Step 6: Final answer
   x = 133,547.25