Finding the Third Proportional to 479,511 and 799,072

Step by Step Solution

1. Step 1: Write the proportion equation
   479,511 : 799,072 = 799,072 : x
2. Step 2: Convert to fraction form
   479,511/799,072 = 799,072/x
3. Step 3: Cross multiply
   479,511x = 799,072 × 799,072
4. Step 4: Simplify right side
   479,511x = 638,516,061,184
5. Step 5: Solve for x
   x = 638,516,061,184/479,511
6. Step 6: Final answer
   x = 1,331,598.36