Finding the Third Proportional to 191,058.50 and 404,875

Step by Step Solution

1. Step 1: Write the proportion equation
   191,058.50 : 404,875 = 404,875 : x
2. Step 2: Convert to fraction form
   191,058.50/404,875 = 404,875/x
3. Step 3: Cross multiply
   191,058.50x = 404,875 × 404,875
4. Step 4: Simplify right side
   191,058.50x = 163,923,765,625
5. Step 5: Solve for x
   x = 163,923,765,625/191,058.50
6. Step 6: Final answer
   x = 857,976.83