Finding the Third Proportional to 15,182 and 31,120

Step by Step Solution

1. Step 1: Write the proportion equation
   15,182 : 31,120 = 31,120 : x
2. Step 2: Convert to fraction form
   15,182/31,120 = 31,120/x
3. Step 3: Cross multiply
   15,182x = 31,120 × 31,120
4. Step 4: Simplify right side
   15,182x = 968,454,400
5. Step 5: Solve for x
   x = 968,454,400/15,182
6. Step 6: Final answer
   x = 63,789.65