Finding the Third Proportional to 236,802 and 507,300

Step by Step Solution

1. Step 1: Write the proportion equation
   236,802 : 507,300 = 507,300 : x
2. Step 2: Convert to fraction form
   236,802/507,300 = 507,300/x
3. Step 3: Cross multiply
   236,802x = 507,300 × 507,300
4. Step 4: Simplify right side
   236,802x = 257,353,290,000
5. Step 5: Solve for x
   x = 257,353,290,000/236,802
6. Step 6: Final answer
   x = 1,086,786.81