Finding the Third Proportional to 27,891 and 60,210

Step by Step Solution

1. Step 1: Write the proportion equation
   27,891 : 60,210 = 60,210 : x
2. Step 2: Convert to fraction form
   27,891/60,210 = 60,210/x
3. Step 3: Cross multiply
   27,891x = 60,210 × 60,210
4. Step 4: Simplify right side
   27,891x = 3,625,244,100
5. Step 5: Solve for x
   x = 3,625,244,100/27,891
6. Step 6: Final answer
   x = 129,978.99