Finding the Third Proportional to 108,216 and 151,353

Step by Step Solution

1. Step 1: Write the proportion equation
   108,216 : 151,353 = 151,353 : x
2. Step 2: Convert to fraction form
   108,216/151,353 = 151,353/x
3. Step 3: Cross multiply
   108,216x = 151,353 × 151,353
4. Step 4: Simplify right side
   108,216x = 22,907,730,609
5. Step 5: Solve for x
   x = 22,907,730,609/108,216
6. Step 6: Final answer
   x = 211,685.25