Finding the Third Proportional to 35,815,128 and 76,740,544

Step by Step Solution

1. Step 1: Write the proportion equation
   35,815,128 : 76,740,544 = 76,740,544 : x
2. Step 2: Convert to fraction form
   35,815,128/76,740,544 = 76,740,544/x
3. Step 3: Cross multiply
   35,815,128x = 76,740,544 × 76,740,544
4. Step 4: Simplify right side
   35,815,128x = 5,889,111,093,415,936
5. Step 5: Solve for x
   x = 5,889,111,093,415,936/35,815,128
6. Step 6: Final answer
   x = 164,430,826.37