Finding the Third Proportional to 219,342 and 476,268

Step by Step Solution

1. Step 1: Write the proportion equation
   219,342 : 476,268 = 476,268 : x
2. Step 2: Convert to fraction form
   219,342/476,268 = 476,268/x
3. Step 3: Cross multiply
   219,342x = 476,268 × 476,268
4. Step 4: Simplify right side
   219,342x = 226,831,207,824
5. Step 5: Solve for x
   x = 226,831,207,824/219,342
6. Step 6: Final answer
   x = 1,034,143.98