Finding the Third Proportional to 2,545,512 and 5,489,352

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545,512 : 5,489,352 = 5,489,352 : x
2. Step 2: Convert to fraction form
   2,545,512/5,489,352 = 5,489,352/x
3. Step 3: Cross multiply
   2,545,512x = 5,489,352 × 5,489,352
4. Step 4: Simplify right side
   2,545,512x = 30,132,985,379,904
5. Step 5: Solve for x
   x = 30,132,985,379,904/2,545,512
6. Step 6: Final answer
   x = 11,837,691.35