Finding the Third Proportional to 86,052.38 and 186,401.25

Step by Step Solution

1. Step 1: Write the proportion equation
   86,052.38 : 186,401.25 = 186,401.25 : x
2. Step 2: Convert to fraction form
   86,052.38/186,401.25 = 186,401.25/x
3. Step 3: Cross multiply
   86,052.38x = 186,401.25 × 186,401.25
4. Step 4: Simplify right side
   86,052.38x = 34,745,426,001.56
5. Step 5: Solve for x
   x = 34,745,426,001.56/86,052.38
6. Step 6: Final answer
   x = 403,770.68