Finding the Third Proportional to 39,599 and 58,099

Step by Step Solution

1. Step 1: Write the proportion equation
   39,599 : 58,099 = 58,099 : x
2. Step 2: Convert to fraction form
   39,599/58,099 = 58,099/x
3. Step 3: Cross multiply
   39,599x = 58,099 × 58,099
4. Step 4: Simplify right side
   39,599x = 3,375,493,801
5. Step 5: Solve for x
   x = 3,375,493,801/39,599
6. Step 6: Final answer
   x = 85,241.90