Finding the Third Proportional to 2,364,993 and 5,187,789

Step by Step Solution

1. Step 1: Write the proportion equation
   2,364,993 : 5,187,789 = 5,187,789 : x
2. Step 2: Convert to fraction form
   2,364,993/5,187,789 = 5,187,789/x
3. Step 3: Cross multiply
   2,364,993x = 5,187,789 × 5,187,789
4. Step 4: Simplify right side
   2,364,993x = 26,913,154,708,521
5. Step 5: Solve for x
   x = 26,913,154,708,521/2,364,993
6. Step 6: Final answer
   x = 11,379,803.12