Finding the Third Proportional to 21,355,764 and 50,390,952

Step by Step Solution

1. Step 1: Write the proportion equation
   21,355,764 : 50,390,952 = 50,390,952 : x
2. Step 2: Convert to fraction form
   21,355,764/50,390,952 = 50,390,952/x
3. Step 3: Cross multiply
   21,355,764x = 50,390,952 × 50,390,952
4. Step 4: Simplify right side
   21,355,764x = 2,539,248,043,466,304
5. Step 5: Solve for x
   x = 2,539,248,043,466,304/21,355,764
6. Step 6: Final answer
   x = 118,902,233.77