Finding the Third Proportional to 487,096 and 764,298

Step by Step Solution

1. Step 1: Write the proportion equation
   487,096 : 764,298 = 764,298 : x
2. Step 2: Convert to fraction form
   487,096/764,298 = 764,298/x
3. Step 3: Cross multiply
   487,096x = 764,298 × 764,298
4. Step 4: Simplify right side
   487,096x = 584,151,432,804
5. Step 5: Solve for x
   x = 584,151,432,804/487,096
6. Step 6: Final answer
   x = 1,199,253.19