Finding the Third Proportional to 11,156,736 and 17,239,680

Step by Step Solution

1. Step 1: Write the proportion equation
   11,156,736 : 17,239,680 = 17,239,680 : x
2. Step 2: Convert to fraction form
   11,156,736/17,239,680 = 17,239,680/x
3. Step 3: Cross multiply
   11,156,736x = 17,239,680 × 17,239,680
4. Step 4: Simplify right side
   11,156,736x = 297,206,566,502,400
5. Step 5: Solve for x
   x = 297,206,566,502,400/11,156,736
6. Step 6: Final answer
   x = 26,639,204.02