Finding the Third Proportional to 11,137,323 and 17,721,846

Step by Step Solution

1. Step 1: Write the proportion equation
   11,137,323 : 17,721,846 = 17,721,846 : x
2. Step 2: Convert to fraction form
   11,137,323/17,721,846 = 17,721,846/x
3. Step 3: Cross multiply
   11,137,323x = 17,721,846 × 17,721,846
4. Step 4: Simplify right side
   11,137,323x = 314,063,825,647,716
5. Step 5: Solve for x
   x = 314,063,825,647,716/11,137,323
6. Step 6: Final answer
   x = 28,199,220.37