Finding the Third Proportional to 31,218 and 59,556

Step by Step Solution

1. Step 1: Write the proportion equation
   31,218 : 59,556 = 59,556 : x
2. Step 2: Convert to fraction form
   31,218/59,556 = 59,556/x
3. Step 3: Cross multiply
   31,218x = 59,556 × 59,556
4. Step 4: Simplify right side
   31,218x = 3,546,917,136
5. Step 5: Solve for x
   x = 3,546,917,136/31,218
6. Step 6: Final answer
   x = 113,617.69