Finding the Third Proportional to 554,276 and 1,191,424

Step by Step Solution

1. Step 1: Write the proportion equation
   554,276 : 1,191,424 = 1,191,424 : x
2. Step 2: Convert to fraction form
   554,276/1,191,424 = 1,191,424/x
3. Step 3: Cross multiply
   554,276x = 1,191,424 × 1,191,424
4. Step 4: Simplify right side
   554,276x = 1,419,491,147,776
5. Step 5: Solve for x
   x = 1,419,491,147,776/554,276
6. Step 6: Final answer
   x = 2,560,982.52