Finding the Third Proportional to 61,012 and 111,899

Step by Step Solution

1. Step 1: Write the proportion equation
   61,012 : 111,899 = 111,899 : x
2. Step 2: Convert to fraction form
   61,012/111,899 = 111,899/x
3. Step 3: Cross multiply
   61,012x = 111,899 × 111,899
4. Step 4: Simplify right side
   61,012x = 12,521,386,201
5. Step 5: Solve for x
   x = 12,521,386,201/61,012
6. Step 6: Final answer
   x = 205,228.25