Finding the Third Proportional to 60,085 and 139,093

Step by Step Solution

1. Step 1: Write the proportion equation
   60,085 : 139,093 = 139,093 : x
2. Step 2: Convert to fraction form
   60,085/139,093 = 139,093/x
3. Step 3: Cross multiply
   60,085x = 139,093 × 139,093
4. Step 4: Simplify right side
   60,085x = 19,346,862,649
5. Step 5: Solve for x
   x = 19,346,862,649/60,085
6. Step 6: Final answer
   x = 321,991.56