Finding the Third Proportional to 210,404 and 459,364

Step by Step Solution

1. Step 1: Write the proportion equation
   210,404 : 459,364 = 459,364 : x
2. Step 2: Convert to fraction form
   210,404/459,364 = 459,364/x
3. Step 3: Cross multiply
   210,404x = 459,364 × 459,364
4. Step 4: Simplify right side
   210,404x = 211,015,284,496
5. Step 5: Solve for x
   x = 211,015,284,496/210,404
6. Step 6: Final answer
   x = 1,002,905.29