Finding the Third Proportional to 407,949 and 573,468

Step by Step Solution

1. Step 1: Write the proportion equation
   407,949 : 573,468 = 573,468 : x
2. Step 2: Convert to fraction form
   407,949/573,468 = 573,468/x
3. Step 3: Cross multiply
   407,949x = 573,468 × 573,468
4. Step 4: Simplify right side
   407,949x = 328,865,547,024
5. Step 5: Solve for x
   x = 328,865,547,024/407,949
6. Step 6: Final answer
   x = 806,143.78