Finding the Third Proportional to 9,242,036 and 20,609,116

Step by Step Solution

1. Step 1: Write the proportion equation
   9,242,036 : 20,609,116 = 20,609,116 : x
2. Step 2: Convert to fraction form
   9,242,036/20,609,116 = 20,609,116/x
3. Step 3: Cross multiply
   9,242,036x = 20,609,116 × 20,609,116
4. Step 4: Simplify right side
   9,242,036x = 424,735,662,301,456
5. Step 5: Solve for x
   x = 424,735,662,301,456/9,242,036
6. Step 6: Final answer
   x = 45,956,936.58