Finding the Third Proportional to 186,174.50 and 401,866

Step by Step Solution

1. Step 1: Write the proportion equation
   186,174.50 : 401,866 = 401,866 : x
2. Step 2: Convert to fraction form
   186,174.50/401,866 = 401,866/x
3. Step 3: Cross multiply
   186,174.50x = 401,866 × 401,866
4. Step 4: Simplify right side
   186,174.50x = 161,496,281,956
5. Step 5: Solve for x
   x = 161,496,281,956/186,174.50
6. Step 6: Final answer
   x = 867,445.77