Finding the Third Proportional to 521,709 and 1,099,461

Step by Step Solution

1. Step 1: Write the proportion equation
   521,709 : 1,099,461 = 1,099,461 : x
2. Step 2: Convert to fraction form
   521,709/1,099,461 = 1,099,461/x
3. Step 3: Cross multiply
   521,709x = 1,099,461 × 1,099,461
4. Step 4: Simplify right side
   521,709x = 1,208,814,490,521
5. Step 5: Solve for x
   x = 1,208,814,490,521/521,709
6. Step 6: Final answer
   x = 2,317,028.25