Finding the Third Proportional to 2,545,548 and 5,489,412

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545,548 : 5,489,412 = 5,489,412 : x
2. Step 2: Convert to fraction form
   2,545,548/5,489,412 = 5,489,412/x
3. Step 3: Cross multiply
   2,545,548x = 5,489,412 × 5,489,412
4. Step 4: Simplify right side
   2,545,548x = 30,133,644,105,744
5. Step 5: Solve for x
   x = 30,133,644,105,744/2,545,548
6. Step 6: Final answer
   x = 11,837,782.71