Finding the Third Proportional to 61,216 and 116,891

Step by Step Solution

1. Step 1: Write the proportion equation
   61,216 : 116,891 = 116,891 : x
2. Step 2: Convert to fraction form
   61,216/116,891 = 116,891/x
3. Step 3: Cross multiply
   61,216x = 116,891 × 116,891
4. Step 4: Simplify right side
   61,216x = 13,663,505,881
5. Step 5: Solve for x
   x = 13,663,505,881/61,216
6. Step 6: Final answer
   x = 223,201.55