Finding the Third Proportional to 2,393,729 and 5,237,890

Step by Step Solution

1. Step 1: Write the proportion equation
   2,393,729 : 5,237,890 = 5,237,890 : x
2. Step 2: Convert to fraction form
   2,393,729/5,237,890 = 5,237,890/x
3. Step 3: Cross multiply
   2,393,729x = 5,237,890 × 5,237,890
4. Step 4: Simplify right side
   2,393,729x = 27,435,491,652,100
5. Step 5: Solve for x
   x = 27,435,491,652,100/2,393,729
6. Step 6: Final answer
   x = 11,461,402.54