Finding the Third Proportional to 109,219 and 164,600

Step by Step Solution

1. Step 1: Write the proportion equation
   109,219 : 164,600 = 164,600 : x
2. Step 2: Convert to fraction form
   109,219/164,600 = 164,600/x
3. Step 3: Cross multiply
   109,219x = 164,600 × 164,600
4. Step 4: Simplify right side
   109,219x = 27,093,160,000
5. Step 5: Solve for x
   x = 27,093,160,000/109,219
6. Step 6: Final answer
   x = 248,062.70