Finding the Third Proportional to 9,149,676 and 13,458,258

Step by Step Solution

1. Step 1: Write the proportion equation
   9,149,676 : 13,458,258 = 13,458,258 : x
2. Step 2: Convert to fraction form
   9,149,676/13,458,258 = 13,458,258/x
3. Step 3: Cross multiply
   9,149,676x = 13,458,258 × 13,458,258
4. Step 4: Simplify right side
   9,149,676x = 181,124,708,394,564
5. Step 5: Solve for x
   x = 181,124,708,394,564/9,149,676
6. Step 6: Final answer
   x = 19,795,751.06