Finding the Third Proportional to 553,514 and 1,172,844

Step by Step Solution

1. Step 1: Write the proportion equation
   553,514 : 1,172,844 = 1,172,844 : x
2. Step 2: Convert to fraction form
   553,514/1,172,844 = 1,172,844/x
3. Step 3: Cross multiply
   553,514x = 1,172,844 × 1,172,844
4. Step 4: Simplify right side
   553,514x = 1,375,563,048,336
5. Step 5: Solve for x
   x = 1,375,563,048,336/553,514
6. Step 6: Final answer
   x = 2,485,145.90