Finding the Third Proportional to 59,982 and 85,445

Step by Step Solution

1. Step 1: Write the proportion equation
   59,982 : 85,445 = 85,445 : x
2. Step 2: Convert to fraction form
   59,982/85,445 = 85,445/x
3. Step 3: Cross multiply
   59,982x = 85,445 × 85,445
4. Step 4: Simplify right side
   59,982x = 7,300,848,025
5. Step 5: Solve for x
   x = 7,300,848,025/59,982
6. Step 6: Final answer
   x = 121,717.32