Finding the Third Proportional to 554,842 and 838,096

Step by Step Solution

1. Step 1: Write the proportion equation
   554,842 : 838,096 = 838,096 : x
2. Step 2: Convert to fraction form
   554,842/838,096 = 838,096/x
3. Step 3: Cross multiply
   554,842x = 838,096 × 838,096
4. Step 4: Simplify right side
   554,842x = 702,404,905,216
5. Step 5: Solve for x
   x = 702,404,905,216/554,842
6. Step 6: Final answer
   x = 1,265,954.82