Finding the Third Proportional to 769,712 and 1,146,360

Step by Step Solution

1. Step 1: Write the proportion equation
   769,712 : 1,146,360 = 1,146,360 : x
2. Step 2: Convert to fraction form
   769,712/1,146,360 = 1,146,360/x
3. Step 3: Cross multiply
   769,712x = 1,146,360 × 1,146,360
4. Step 4: Simplify right side
   769,712x = 1,314,141,249,600
5. Step 5: Solve for x
   x = 1,314,141,249,600/769,712
6. Step 6: Final answer
   x = 1,707,315.53