Finding the Third Proportional to 195,106,120 and 280,435,936

Step by Step Solution

1. Step 1: Write the proportion equation
   195,106,120 : 280,435,936 = 280,435,936 : x
2. Step 2: Convert to fraction form
   195,106,120/280,435,936 = 280,435,936/x
3. Step 3: Cross multiply
   195,106,120x = 280,435,936 × 280,435,936
4. Step 4: Simplify right side
   195,106,120x = 78,644,314,200,196,096
5. Step 5: Solve for x
   x = 78,644,314,200,196,096/195,106,120
6. Step 6: Final answer
   x = 403,084,814.56