Finding the Third Proportional to 504,890 and 1,080,704

Step by Step Solution

1. Step 1: Write the proportion equation
   504,890 : 1,080,704 = 1,080,704 : x
2. Step 2: Convert to fraction form
   504,890/1,080,704 = 1,080,704/x
3. Step 3: Cross multiply
   504,890x = 1,080,704 × 1,080,704
4. Step 4: Simplify right side
   504,890x = 1,167,921,135,616
5. Step 5: Solve for x
   x = 1,167,921,135,616/504,890
6. Step 6: Final answer
   x = 2,313,218.99