Finding the Third Proportional to 314,472 and 483,942

Step by Step Solution

1. Step 1: Write the proportion equation
   314,472 : 483,942 = 483,942 : x
2. Step 2: Convert to fraction form
   314,472/483,942 = 483,942/x
3. Step 3: Cross multiply
   314,472x = 483,942 × 483,942
4. Step 4: Simplify right side
   314,472x = 234,199,859,364
5. Step 5: Solve for x
   x = 234,199,859,364/314,472
6. Step 6: Final answer
   x = 744,739.94