Finding the Third Proportional to 505,308 and 1,080,636

Step by Step Solution

1. Step 1: Write the proportion equation
   505,308 : 1,080,636 = 1,080,636 : x
2. Step 2: Convert to fraction form
   505,308/1,080,636 = 1,080,636/x
3. Step 3: Cross multiply
   505,308x = 1,080,636 × 1,080,636
4. Step 4: Simplify right side
   505,308x = 1,167,774,164,496
5. Step 5: Solve for x
   x = 1,167,774,164,496/505,308
6. Step 6: Final answer
   x = 2,311,014.60