Finding the Third Proportional to 61,322 and 131,390

Step by Step Solution

1. Step 1: Write the proportion equation
   61,322 : 131,390 = 131,390 : x
2. Step 2: Convert to fraction form
   61,322/131,390 = 131,390/x
3. Step 3: Cross multiply
   61,322x = 131,390 × 131,390
4. Step 4: Simplify right side
   61,322x = 17,263,332,100
5. Step 5: Solve for x
   x = 17,263,332,100/61,322
6. Step 6: Final answer
   x = 281,519.39