Finding the Third Proportional to 30,684,968 and 65,153,932

Step by Step Solution

1. Step 1: Write the proportion equation
   30,684,968 : 65,153,932 = 65,153,932 : x
2. Step 2: Convert to fraction form
   30,684,968/65,153,932 = 65,153,932/x
3. Step 3: Cross multiply
   30,684,968x = 65,153,932 × 65,153,932
4. Step 4: Simplify right side
   30,684,968x = 4,245,034,855,060,624
5. Step 5: Solve for x
   x = 4,245,034,855,060,624/30,684,968
6. Step 6: Final answer
   x = 138,342,489.23