Finding the Third Proportional to 143,422 and 227,788

Step by Step Solution

1. Step 1: Write the proportion equation
   143,422 : 227,788 = 227,788 : x
2. Step 2: Convert to fraction form
   143,422/227,788 = 227,788/x
3. Step 3: Cross multiply
   143,422x = 227,788 × 227,788
4. Step 4: Simplify right side
   143,422x = 51,887,372,944
5. Step 5: Solve for x
   x = 51,887,372,944/143,422
6. Step 6: Final answer
   x = 361,781.13