Finding the Third Proportional to 170,641.69 and 371,067.01

Step by Step Solution

1. Step 1: Write the proportion equation
   170,641.69 : 371,067.01 = 371,067.01 : x
2. Step 2: Convert to fraction form
   170,641.69/371,067.01 = 371,067.01/x
3. Step 3: Cross multiply
   170,641.69x = 371,067.01 × 371,067.01
4. Step 4: Simplify right side
   170,641.69x = 137,690,727,185.88
5. Step 5: Solve for x
   x = 137,690,727,185.88/170,641.69
6. Step 6: Final answer
   x = 806,899.70