Finding the Third Proportional to 141,216 and 216,334

Step by Step Solution

1. Step 1: Write the proportion equation
   141,216 : 216,334 = 216,334 : x
2. Step 2: Convert to fraction form
   141,216/216,334 = 216,334/x
3. Step 3: Cross multiply
   141,216x = 216,334 × 216,334
4. Step 4: Simplify right side
   141,216x = 46,800,399,556
5. Step 5: Solve for x
   x = 46,800,399,556/141,216
6. Step 6: Final answer
   x = 331,410.04