Finding the Third Proportional to 2,503,972 and 5,397,320

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503,972 : 5,397,320 = 5,397,320 : x
2. Step 2: Convert to fraction form
   2,503,972/5,397,320 = 5,397,320/x
3. Step 3: Cross multiply
   2,503,972x = 5,397,320 × 5,397,320
4. Step 4: Simplify right side
   2,503,972x = 29,131,063,182,400
5. Step 5: Solve for x
   x = 29,131,063,182,400/2,503,972
6. Step 6: Final answer
   x = 11,633,941.27