Finding the Third Proportional to 219,146 and 475,442

Step by Step Solution

1. Step 1: Write the proportion equation
   219,146 : 475,442 = 475,442 : x
2. Step 2: Convert to fraction form
   219,146/475,442 = 475,442/x
3. Step 3: Cross multiply
   219,146x = 475,442 × 475,442
4. Step 4: Simplify right side
   219,146x = 226,045,095,364
5. Step 5: Solve for x
   x = 226,045,095,364/219,146
6. Step 6: Final answer
   x = 1,031,481.73