Finding the Third Proportional to 3,655,171 and 7,920,514

Step by Step Solution

1. Step 1: Write the proportion equation
   3,655,171 : 7,920,514 = 7,920,514 : x
2. Step 2: Convert to fraction form
   3,655,171/7,920,514 = 7,920,514/x
3. Step 3: Cross multiply
   3,655,171x = 7,920,514 × 7,920,514
4. Step 4: Simplify right side
   3,655,171x = 62,734,542,024,196
5. Step 5: Solve for x
   x = 62,734,542,024,196/3,655,171
6. Step 6: Final answer
   x = 17,163,230.40