Finding the Third Proportional to 87,493.50 and 187,379.16

Step by Step Solution

1. Step 1: Write the proportion equation
   87,493.50 : 187,379.16 = 187,379.16 : x
2. Step 2: Convert to fraction form
   87,493.50/187,379.16 = 187,379.16/x
3. Step 3: Cross multiply
   87,493.50x = 187,379.16 × 187,379.16
4. Step 4: Simplify right side
   87,493.50x = 35,110,948,196.96
5. Step 5: Solve for x
   x = 35,110,948,196.96/87,493.50
6. Step 6: Final answer
   x = 401,297.79