Finding the Third Proportional to 11,356,688 and 17,170,536

Step by Step Solution

1. Step 1: Write the proportion equation
   11,356,688 : 17,170,536 = 17,170,536 : x
2. Step 2: Convert to fraction form
   11,356,688/17,170,536 = 17,170,536/x
3. Step 3: Cross multiply
   11,356,688x = 17,170,536 × 17,170,536
4. Step 4: Simplify right side
   11,356,688x = 294,827,306,527,296
5. Step 5: Solve for x
   x = 294,827,306,527,296/11,356,688
6. Step 6: Final answer
   x = 25,960,676.79