Finding the Third Proportional to 693,365 and 1,065,279

Step by Step Solution

1. Step 1: Write the proportion equation
   693,365 : 1,065,279 = 1,065,279 : x
2. Step 2: Convert to fraction form
   693,365/1,065,279 = 1,065,279/x
3. Step 3: Cross multiply
   693,365x = 1,065,279 × 1,065,279
4. Step 4: Simplify right side
   693,365x = 1,134,819,347,841
5. Step 5: Solve for x
   x = 1,134,819,347,841/693,365
6. Step 6: Final answer
   x = 1,636,683.92