Finding the Third Proportional to 35,148,978 and 72,010,377

Step by Step Solution

1. Step 1: Write the proportion equation
   35,148,978 : 72,010,377 = 72,010,377 : x
2. Step 2: Convert to fraction form
   35,148,978/72,010,377 = 72,010,377/x
3. Step 3: Cross multiply
   35,148,978x = 72,010,377 × 72,010,377
4. Step 4: Simplify right side
   35,148,978x = 5,185,494,395,682,129
5. Step 5: Solve for x
   x = 5,185,494,395,682,129/35,148,978
6. Step 6: Final answer
   x = 147,529,023.34