Finding the Third Proportional to 5,988,946 and 12,986,792

Step by Step Solution

1. Step 1: Write the proportion equation
   5,988,946 : 12,986,792 = 12,986,792 : x
2. Step 2: Convert to fraction form
   5,988,946/12,986,792 = 12,986,792/x
3. Step 3: Cross multiply
   5,988,946x = 12,986,792 × 12,986,792
4. Step 4: Simplify right side
   5,988,946x = 168,656,766,451,264
5. Step 5: Solve for x
   x = 168,656,766,451,264/5,988,946
6. Step 6: Final answer
   x = 28,161,343.66