Finding the Third Proportional to 86,982 and 134,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,982 : 134,401.50 = 134,401.50 : x
2. Step 2: Convert to fraction form
   86,982/134,401.50 = 134,401.50/x
3. Step 3: Cross multiply
   86,982x = 134,401.50 × 134,401.50
4. Step 4: Simplify right side
   86,982x = 18,063,763,202.25
5. Step 5: Solve for x
   x = 18,063,763,202.25/86,982
6. Step 6: Final answer
   x = 207,672.43