Finding the Third Proportional to 85,447.41 and 187,003.69

Step by Step Solution

1. Step 1: Write the proportion equation
   85,447.41 : 187,003.69 = 187,003.69 : x
2. Step 2: Convert to fraction form
   85,447.41/187,003.69 = 187,003.69/x
3. Step 3: Cross multiply
   85,447.41x = 187,003.69 × 187,003.69
4. Step 4: Simplify right side
   85,447.41x = 34,970,379,138.60
5. Step 5: Solve for x
   x = 34,970,379,138.60/85,447.41
6. Step 6: Final answer
   x = 409,262.03