Finding the Third Proportional to 31,356 and 61,141

Step by Step Solution

1. Step 1: Write the proportion equation
   31,356 : 61,141 = 61,141 : x
2. Step 2: Convert to fraction form
   31,356/61,141 = 61,141/x
3. Step 3: Cross multiply
   31,356x = 61,141 × 61,141
4. Step 4: Simplify right side
   31,356x = 3,738,221,881
5. Step 5: Solve for x
   x = 3,738,221,881/31,356
6. Step 6: Final answer
   x = 119,218.71