Finding the Third Proportional to 554,196 and 1,191,270

Step by Step Solution

1. Step 1: Write the proportion equation
   554,196 : 1,191,270 = 1,191,270 : x
2. Step 2: Convert to fraction form
   554,196/1,191,270 = 1,191,270/x
3. Step 3: Cross multiply
   554,196x = 1,191,270 × 1,191,270
4. Step 4: Simplify right side
   554,196x = 1,419,124,212,900
5. Step 5: Solve for x
   x = 1,419,124,212,900/554,196
6. Step 6: Final answer
   x = 2,560,690.10