Finding the Third Proportional to 147,809 and 225,404

Step by Step Solution

1. Step 1: Write the proportion equation
   147,809 : 225,404 = 225,404 : x
2. Step 2: Convert to fraction form
   147,809/225,404 = 225,404/x
3. Step 3: Cross multiply
   147,809x = 225,404 × 225,404
4. Step 4: Simplify right side
   147,809x = 50,806,963,216
5. Step 5: Solve for x
   x = 50,806,963,216/147,809
6. Step 6: Final answer
   x = 343,733.89