Finding the Third Proportional to 85,144.50 and 185,025

Step by Step Solution

1. Step 1: Write the proportion equation
   85,144.50 : 185,025 = 185,025 : x
2. Step 2: Convert to fraction form
   85,144.50/185,025 = 185,025/x
3. Step 3: Cross multiply
   85,144.50x = 185,025 × 185,025
4. Step 4: Simplify right side
   85,144.50x = 34,234,250,625
5. Step 5: Solve for x
   x = 34,234,250,625/85,144.50
6. Step 6: Final answer
   x = 402,072.37