Finding the Third Proportional to 12,322 and 17,558

Step by Step Solution

1. Step 1: Write the proportion equation
   12,322 : 17,558 = 17,558 : x
2. Step 2: Convert to fraction form
   12,322/17,558 = 17,558/x
3. Step 3: Cross multiply
   12,322x = 17,558 × 17,558
4. Step 4: Simplify right side
   12,322x = 308,283,364
5. Step 5: Solve for x
   x = 308,283,364/12,322
6. Step 6: Final answer
   x = 25,018.94