Finding the Third Proportional to 6,197,981 and 13,391,870

Step by Step Solution

1. Step 1: Write the proportion equation
   6,197,981 : 13,391,870 = 13,391,870 : x
2. Step 2: Convert to fraction form
   6,197,981/13,391,870 = 13,391,870/x
3. Step 3: Cross multiply
   6,197,981x = 13,391,870 × 13,391,870
4. Step 4: Simplify right side
   6,197,981x = 179,342,182,096,900
5. Step 5: Solve for x
   x = 179,342,182,096,900/6,197,981
6. Step 6: Final answer
   x = 28,935,581.13