Finding the Third Proportional to 1,545,514 and 3,319,554

Step by Step Solution

1. Step 1: Write the proportion equation
   1,545,514 : 3,319,554 = 3,319,554 : x
2. Step 2: Convert to fraction form
   1,545,514/3,319,554 = 3,319,554/x
3. Step 3: Cross multiply
   1,545,514x = 3,319,554 × 3,319,554
4. Step 4: Simplify right side
   1,545,514x = 11,019,438,758,916
5. Step 5: Solve for x
   x = 11,019,438,758,916/1,545,514
6. Step 6: Final answer
   x = 7,129,950.79