Finding the Third Proportional to 554,129 and 1,196,669

Step by Step Solution

1. Step 1: Write the proportion equation
   554,129 : 1,196,669 = 1,196,669 : x
2. Step 2: Convert to fraction form
   554,129/1,196,669 = 1,196,669/x
3. Step 3: Cross multiply
   554,129x = 1,196,669 × 1,196,669
4. Step 4: Simplify right side
   554,129x = 1,432,016,695,561
5. Step 5: Solve for x
   x = 1,432,016,695,561/554,129
6. Step 6: Final answer
   x = 2,584,265.93