Finding the Third Proportional to 689,476 and 1,011,494

Step by Step Solution

1. Step 1: Write the proportion equation
   689,476 : 1,011,494 = 1,011,494 : x
2. Step 2: Convert to fraction form
   689,476/1,011,494 = 1,011,494/x
3. Step 3: Cross multiply
   689,476x = 1,011,494 × 1,011,494
4. Step 4: Simplify right side
   689,476x = 1,023,120,112,036
5. Step 5: Solve for x
   x = 1,023,120,112,036/689,476
6. Step 6: Final answer
   x = 1,483,909.68