Finding the Third Proportional to 9,243,099 and 19,947,662

Step by Step Solution

1. Step 1: Write the proportion equation
   9,243,099 : 19,947,662 = 19,947,662 : x
2. Step 2: Convert to fraction form
   9,243,099/19,947,662 = 19,947,662/x
3. Step 3: Cross multiply
   9,243,099x = 19,947,662 × 19,947,662
4. Step 4: Simplify right side
   9,243,099x = 397,909,219,266,244
5. Step 5: Solve for x
   x = 397,909,219,266,244/9,243,099
6. Step 6: Final answer
   x = 43,049,330.02