Finding the Third Proportional to 253,779,388,984.50 and 383,938,375,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   253,779,388,984.50 : 383,938,375,648.50 = 383,938,375,648.50 : x
2. Step 2: Convert to fraction form
   253,779,388,984.50/383,938,375,648.50 = 383,938,375,648.50/x
3. Step 3: Cross multiply
   253,779,388,984.50x = 383,938,375,648.50 × 383,938,375,648.50
4. Step 4: Simplify right side
   253,779,388,984.50x = 147,408,676,295,608,700,502,016
5. Step 5: Solve for x
   x = 147,408,676,295,608,700,502,016/253,779,388,984.50
6. Step 6: Final answer
   x = 580,853,618,118.74