Finding the Third Proportional to 799,316 and 1,717,216

Step by Step Solution

1. Step 1: Write the proportion equation
   799,316 : 1,717,216 = 1,717,216 : x
2. Step 2: Convert to fraction form
   799,316/1,717,216 = 1,717,216/x
3. Step 3: Cross multiply
   799,316x = 1,717,216 × 1,717,216
4. Step 4: Simplify right side
   799,316x = 2,948,830,790,656
5. Step 5: Solve for x
   x = 2,948,830,790,656/799,316
6. Step 6: Final answer
   x = 3,689,192.75