Finding the Third Proportional to 521,748 and 1,099,539

Step by Step Solution

1. Step 1: Write the proportion equation
   521,748 : 1,099,539 = 1,099,539 : x
2. Step 2: Convert to fraction form
   521,748/1,099,539 = 1,099,539/x
3. Step 3: Cross multiply
   521,748x = 1,099,539 × 1,099,539
4. Step 4: Simplify right side
   521,748x = 1,208,986,012,521
5. Step 5: Solve for x
   x = 1,208,986,012,521/521,748
6. Step 6: Final answer
   x = 2,317,183.80