Finding the Third Proportional to 86,406 and 141,093

Step by Step Solution

1. Step 1: Write the proportion equation
   86,406 : 141,093 = 141,093 : x
2. Step 2: Convert to fraction form
   86,406/141,093 = 141,093/x
3. Step 3: Cross multiply
   86,406x = 141,093 × 141,093
4. Step 4: Simplify right side
   86,406x = 19,907,234,649
5. Step 5: Solve for x
   x = 19,907,234,649/86,406
6. Step 6: Final answer
   x = 230,391.81