Finding the Third Proportional to 250,776 and 384,036

Step by Step Solution

1. Step 1: Write the proportion equation
   250,776 : 384,036 = 384,036 : x
2. Step 2: Convert to fraction form
   250,776/384,036 = 384,036/x
3. Step 3: Cross multiply
   250,776x = 384,036 × 384,036
4. Step 4: Simplify right side
   250,776x = 147,483,649,296
5. Step 5: Solve for x
   x = 147,483,649,296/250,776
6. Step 6: Final answer
   x = 588,109.11