Finding the Third Proportional to 170,042 and 369,892

Step by Step Solution

1. Step 1: Write the proportion equation
   170,042 : 369,892 = 369,892 : x
2. Step 2: Convert to fraction form
   170,042/369,892 = 369,892/x
3. Step 3: Cross multiply
   170,042x = 369,892 × 369,892
4. Step 4: Simplify right side
   170,042x = 136,820,091,664
5. Step 5: Solve for x
   x = 136,820,091,664/170,042
6. Step 6: Final answer
   x = 804,625.28