Finding the Third Proportional to 61,005 and 111,885

Step by Step Solution

1. Step 1: Write the proportion equation
   61,005 : 111,885 = 111,885 : x
2. Step 2: Convert to fraction form
   61,005/111,885 = 111,885/x
3. Step 3: Cross multiply
   61,005x = 111,885 × 111,885
4. Step 4: Simplify right side
   61,005x = 12,518,253,225
5. Step 5: Solve for x
   x = 12,518,253,225/61,005
6. Step 6: Final answer
   x = 205,200.45