Finding the Third Proportional to 21,339,336 and 50,357,646

Step by Step Solution

1. Step 1: Write the proportion equation
   21,339,336 : 50,357,646 = 50,357,646 : x
2. Step 2: Convert to fraction form
   21,339,336/50,357,646 = 50,357,646/x
3. Step 3: Cross multiply
   21,339,336x = 50,357,646 × 50,357,646
4. Step 4: Simplify right side
   21,339,336x = 2,535,892,510,661,316
5. Step 5: Solve for x
   x = 2,535,892,510,661,316/21,339,336
6. Step 6: Final answer
   x = 118,836,523.81