Finding the Third Proportional to 65,228,346 and 139,793,924

Step by Step Solution

1. Step 1: Write the proportion equation
   65,228,346 : 139,793,924 = 139,793,924 : x
2. Step 2: Convert to fraction form
   65,228,346/139,793,924 = 139,793,924/x
3. Step 3: Cross multiply
   65,228,346x = 139,793,924 × 139,793,924
4. Step 4: Simplify right side
   65,228,346x = 19,542,341,187,317,776
5. Step 5: Solve for x
   x = 19,542,341,187,317,776/65,228,346
6. Step 6: Final answer
   x = 299,598,907.31