Finding the Third Proportional to 591,268 and 913,144

Step by Step Solution

1. Step 1: Write the proportion equation
   591,268 : 913,144 = 913,144 : x
2. Step 2: Convert to fraction form
   591,268/913,144 = 913,144/x
3. Step 3: Cross multiply
   591,268x = 913,144 × 913,144
4. Step 4: Simplify right side
   591,268x = 833,831,964,736
5. Step 5: Solve for x
   x = 833,831,964,736/591,268
6. Step 6: Final answer
   x = 1,410,243.69