Finding the Third Proportional to 2,387,658 and 5,153,436

Step by Step Solution

1. Step 1: Write the proportion equation
   2,387,658 : 5,153,436 = 5,153,436 : x
2. Step 2: Convert to fraction form
   2,387,658/5,153,436 = 5,153,436/x
3. Step 3: Cross multiply
   2,387,658x = 5,153,436 × 5,153,436
4. Step 4: Simplify right side
   2,387,658x = 26,557,902,606,096
5. Step 5: Solve for x
   x = 26,557,902,606,096/2,387,658
6. Step 6: Final answer
   x = 11,122,992.74