Finding the Third Proportional to 4,042,036 and 8,613,202

Step by Step Solution

1. Step 1: Write the proportion equation
   4,042,036 : 8,613,202 = 8,613,202 : x
2. Step 2: Convert to fraction form
   4,042,036/8,613,202 = 8,613,202/x
3. Step 3: Cross multiply
   4,042,036x = 8,613,202 × 8,613,202
4. Step 4: Simplify right side
   4,042,036x = 74,187,248,692,804
5. Step 5: Solve for x
   x = 74,187,248,692,804/4,042,036
6. Step 6: Final answer
   x = 18,353,930.72