Finding the Third Proportional to 2,509,506 and 5,383,269

Step by Step Solution

1. Step 1: Write the proportion equation
   2,509,506 : 5,383,269 = 5,383,269 : x
2. Step 2: Convert to fraction form
   2,509,506/5,383,269 = 5,383,269/x
3. Step 3: Cross multiply
   2,509,506x = 5,383,269 × 5,383,269
4. Step 4: Simplify right side
   2,509,506x = 28,979,585,126,361
5. Step 5: Solve for x
   x = 28,979,585,126,361/2,509,506
6. Step 6: Final answer
   x = 11,547,924.22