Finding the Third Proportional to 915,697 and 1,347,064

Step by Step Solution

1. Step 1: Write the proportion equation
   915,697 : 1,347,064 = 1,347,064 : x
2. Step 2: Convert to fraction form
   915,697/1,347,064 = 1,347,064/x
3. Step 3: Cross multiply
   915,697x = 1,347,064 × 1,347,064
4. Step 4: Simplify right side
   915,697x = 1,814,581,420,096
5. Step 5: Solve for x
   x = 1,814,581,420,096/915,697
6. Step 6: Final answer
   x = 1,981,639.58