Finding the Third Proportional to 49,858,416 and 76,588,605

Step by Step Solution

1. Step 1: Write the proportion equation
   49,858,416 : 76,588,605 = 76,588,605 : x
2. Step 2: Convert to fraction form
   49,858,416/76,588,605 = 76,588,605/x
3. Step 3: Cross multiply
   49,858,416x = 76,588,605 × 76,588,605
4. Step 4: Simplify right side
   49,858,416x = 5,865,814,415,846,025
5. Step 5: Solve for x
   x = 5,865,814,415,846,025/49,858,416
6. Step 6: Final answer
   x = 117,649,433.87