Finding the Third Proportional to 181,479 and 281,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   181,479 : 281,581.50 = 281,581.50 : x
2. Step 2: Convert to fraction form
   181,479/281,581.50 = 281,581.50/x
3. Step 3: Cross multiply
   181,479x = 281,581.50 × 281,581.50
4. Step 4: Simplify right side
   181,479x = 79,288,141,142.25
5. Step 5: Solve for x
   x = 79,288,141,142.25/181,479
6. Step 6: Final answer
   x = 436,899.81